/* ==========================================================================
   Tiger Torch Clean — Design System
   Premium · Industrial · Minimal · 2026 catalog
   --------------------------------------------------------------------------
   TOC
   1. Tokens (:root)
   2. Reset & Base
   3. Layout helpers
   4. Typography
   5. Buttons
   6. Icons (mask-based, themeable)
   7. Header / Navigation
   8. Hero
   9. Sections & eyebrows
   10. Product cards
   11. Value / feature cards
   12. Industry cards
   13. Tables (premium minimal)
   14. Product detail
   15. CTA band
   16. Forms
   17. Footer
   18. Scroll reveal
   19. Responsive
   ========================================================================== */

/* 1. TOKENS ============================================================== */
:root {
  /* Brand palette */
  --red: #D71920;
  --black: #141414;
  --graphite: #4A4A4A;
  --gray-light: #F3F4F6;
  --gray-border: #E5E7EB;
  --white: #FFFFFF;

  /* Premium accents */
  --red-grad-start: #FF3038;
  --red-grad-end: #C8102E;
  --tech-gray: #BFC5CC;

  /* Semantic */
  --bg: var(--white);
  --bg-alt: var(--gray-light);
  --text: var(--black);
  --text-muted: var(--graphite);
  --text-faint: #8A9099;
  --line: var(--gray-border);
  --accent: var(--red);
  --accent-grad: linear-gradient(135deg, var(--red-grad-start) 0%, var(--red-grad-end) 100%);

  /* Typography */
  --font-head: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;

  /* Radius */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-pill: 100px;

  /* Spacing scale */
  --space-section: clamp(64px, 9vw, 128px);

  /* Shadows (used very sparingly) */
  --shadow-soft: 0 1px 2px rgba(20, 20, 20, .04), 0 8px 24px rgba(20, 20, 20, .05);
  --shadow-hover: 0 2px 4px rgba(20, 20, 20, .05), 0 18px 40px rgba(20, 20, 20, .08);

  /* Layout */
  --container: 1240px;
  --topbar-h: 38px;
  --header-h: 72px;

  /* Motion */
  --ease: cubic-bezier(.22, .61, .36, 1);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  overflow-x: clip;
  max-width: 100%;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
}

body.is-scroll-locked {
  overflow: hidden;
  touch-action: none;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }

::selection { background: var(--red); color: #fff; }

:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 3px;
  border-radius: 3px;
}

/* 3. LAYOUT HELPERS ===================================================== */
.container-x {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 48px);
}

.section { padding-block: var(--space-section); }
.section--tight { padding-block: clamp(48px, 6vw, 80px); }
.bg-alt { background: var(--bg-alt); }
.bg-dark { background: var(--black); color: #fff; }

/* Fine technical grid backdrop — grid + edge fade stay behind content */
.tech-grid {
  position: relative;
  isolation: isolate;
  background: var(--white);
}
.tech-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--gray-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--gray-border) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: center;
}
.tech-grid::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 30%, var(--white) 92%);
}
.tech-grid > * {
  position: relative;
  z-index: 1;
}
.bg-alt.tech-grid {
  background: var(--bg-alt);
}
.bg-alt.tech-grid::after {
  background: radial-gradient(ellipse at center, transparent 30%, var(--bg-alt) 92%);
}

/* Hairline divider */
.hr-line { height: 1px; background: var(--line); border: 0; }

/* 4. TYPOGRAPHY ========================================================= */
h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--black);
}

.display {
  font-size: clamp(2.5rem, 6vw, 4.6rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.03em;
}
h1 { font-size: clamp(2.1rem, 4.5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
h4 { font-size: 1.05rem; letter-spacing: -0.01em; }

p { margin: 0 0 1rem; }
.lead {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  line-height: 1.6;
  color: var(--text-muted);
}
.muted { color: var(--text-muted); }
.text-balance { text-wrap: balance; }

/* Eyebrow / kicker label */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--graphite);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 2px;
  background: var(--red);
  display: inline-block;
}
.eyebrow--center { justify-content: center; }

.accent { color: var(--red); }
.accent-bar {
  width: 56px; height: 4px;
  background: var(--accent-grad);
  border-radius: 2px;
  margin-top: 8px;
}

/* 5. BUTTONS ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .01em;
  padding: 13px 26px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  transition: transform .25s var(--ease), background .25s var(--ease),
              color .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
  white-space: nowrap;
  line-height: 1;
}
.btn .ico { width: 18px; height: 18px; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--accent-grad);
  color: #fff;
  box-shadow: 0 6px 18px rgba(199, 16, 46, .22);
}
.btn--primary:hover { box-shadow: 0 10px 26px rgba(199, 16, 46, .32); }

.btn--dark { background: var(--black); color: #fff; }
.btn--dark:hover { background: #000; }

.btn--outline {
  background: transparent;
  color: var(--black);
  border-color: var(--gray-border);
}
.btn--outline:hover { border-color: var(--black); }

.btn--ghost { background: transparent; color: var(--black); padding-inline: 8px; }
.btn--ghost:hover { color: var(--red); transform: none; }

.btn--on-dark.btn--outline { color: #fff; border-color: rgba(255,255,255,.28); }
.btn--on-dark.btn--outline:hover { border-color: #fff; }

.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--block { width: 100%; }

/* Inline text link with arrow */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--black);
  transition: gap .25s var(--ease), color .25s var(--ease);
}
.link-arrow .ico { width: 16px; height: 16px; color: var(--red); }
.link-arrow:hover { color: var(--red); gap: 12px; }

/* 6. ICONS (inline SVG injected by main.js; color via currentColor) ===== */
.ico {
  display: inline-flex;
  width: 24px; height: 24px;
  flex: none;
  line-height: 0;
  vertical-align: middle;
}
.ico svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* 7. TOPBAR + HEADER / NAV ============================================= */
.site-shell {
  position: sticky;
  top: 0;
  z-index: 60;
}

.topbar {
  background: var(--black);
  color: rgba(255, 255, 255, .76);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  font-size: .78rem;
  letter-spacing: .01em;
}

.topbar__inner {
  min-height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar__left {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.topbar__flag {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, .25));
}

.topbar__flag svg {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 3px;
}

.topbar__label {
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar__label--short { display: none; }

.topbar__nav {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.topbar__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  color: rgba(255, 255, 255, .72);
  border-radius: var(--r-sm);
  font-weight: 500;
  transition: color .2s var(--ease), background .2s var(--ease);
}

.topbar__link:hover { color: #fff; background: rgba(255, 255, 255, .07); }
.topbar__link.is-active { color: #fff; background: rgba(255, 255, 255, .1); }
.topbar__link .ico { width: 15px; height: 15px; opacity: .92; }

.topbar__sep {
  width: 1px;
  height: 14px;
  background: rgba(255, 255, 255, .14);
  margin-inline: 2px;
}

.site-header {
  background: rgba(255, 255, 255, .85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s var(--ease);
}
.site-shell.is-scrolled .site-header { box-shadow: 0 1px 0 var(--line), 0 8px 24px rgba(20,20,20,.05); }

.nav {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav__logo { display: flex; align-items: center; }
.nav__logo img { height: 34px; width: auto; }

.nav__menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__link {
  position: relative;
  padding: 8px 14px;
  font-size: .94rem;
  font-weight: 500;
  color: var(--graphite);
  border-radius: var(--r-sm);
  transition: color .2s var(--ease);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 2px;
  height: 2px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .28s var(--ease);
}
.nav__link:hover { color: var(--black); }
.nav__link:hover::after,
.nav__link.is-active::after { transform: scaleX(1); }
.nav__link.is-active { color: var(--black); font-weight: 600; }

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

.nav__toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: #fff;
  position: relative;
}
.nav__toggle span,
.nav__toggle span::before,
.nav__toggle span::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 18px; height: 2px;
  background: var(--black);
  transform: translate(-50%, -50%);
  transition: transform .3s var(--ease), opacity .2s var(--ease);
}
.nav__toggle span::before { transform: translate(-50%, -7px); }
.nav__toggle span::after  { transform: translate(-50%, 5px); }
body.menu-open .nav__toggle span { background: transparent; }
body.menu-open .nav__toggle span::before { transform: translate(-50%, -50%) rotate(45deg); }
body.menu-open .nav__toggle span::after  { transform: translate(-50%, -50%) rotate(-45deg); }

/* Mobile app drawer */
.nav__mobile {
  position: fixed;
  inset: 0;
  width: 100%;
  z-index: 100;
  pointer-events: none;
  visibility: hidden;
  overflow: hidden;
  overscroll-behavior: none;
}
body.menu-open .nav__mobile {
  pointer-events: auto;
  visibility: visible;
}

.nav__mobile-sheet {
  position: absolute;
  inset: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  background: var(--white);
  transform: translate3d(100%, 0, 0);
  transition: transform .38s cubic-bezier(.32, .72, 0, 1);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
body.menu-open .nav__mobile-sheet { transform: translate3d(0, 0, 0); }

.nav__mobile.is-instant .nav__mobile-sheet,
.nav__mobile.is-instant .nav__mobile-list li {
  transition: none !important;
  animation: none !important;
}

.nav__mobile-head {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px clamp(16px, 5vw, 24px);
  padding-top: max(12px, env(safe-area-inset-top));
  border-bottom: 1px solid var(--line);
  background: var(--white);
}
.nav__mobile-logo { display: flex; align-items: center; }
.nav__mobile-logo img { height: 28px; width: auto; }

.nav__mobile-close {
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 12px;
  background: var(--gray-light);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--black);
  transition: background .2s var(--ease), transform .15s var(--ease);
}
.nav__mobile-close:active { transform: scale(.96); background: var(--line); }
.nav__mobile-close .ico { width: 20px; height: 20px; }

.nav__mobile-scroll {
  flex: 1;
  min-width: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 20px clamp(16px, 5vw, 24px) 24px;
}

.nav__mobile-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav__mobile-link {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 56px;
  min-width: 0;
  max-width: 100%;
  padding: 12px 16px;
  border-radius: 14px;
  background: var(--gray-light);
  border: 1px solid transparent;
  color: var(--black);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.05rem;
  transition: background .2s var(--ease), border-color .2s var(--ease), transform .15s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.nav__mobile-link:active { transform: scale(.98); background: var(--line); }
.nav__mobile-link.is-active {
  background: #fff;
  border-color: rgba(215, 25, 32, .35);
  box-shadow: 0 0 0 1px rgba(215, 25, 32, .08);
}
.nav__mobile-link.is-active .nav__mobile-link__icon {
  background: var(--accent-grad);
  color: #fff;
}

.nav__mobile-link__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
}
.nav__mobile-link__icon .ico { width: 20px; height: 20px; }

.nav__mobile-link__label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.nav__mobile-link__chev {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, .65);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-faint);
}
.nav__mobile-link__chev .ico { width: 16px; height: 16px; }

body.menu-open .nav__mobile-list li {
  animation: navItemIn .32s var(--ease) backwards;
}
body.menu-open .nav__mobile-list li:nth-child(1) { animation-delay: .05s; }
body.menu-open .nav__mobile-list li:nth-child(2) { animation-delay: .08s; }
body.menu-open .nav__mobile-list li:nth-child(3) { animation-delay: .11s; }
body.menu-open .nav__mobile-list li:nth-child(4) { animation-delay: .14s; }

@keyframes navItemIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.nav__mobile-group {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.nav__mobile-group__label {
  margin: 0 0 12px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.nav__mobile-chips {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.nav__mobile-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-height: 72px;
  padding: 12px 8px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  text-align: center;
  transition: border-color .2s var(--ease), transform .15s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.nav__mobile-chip:active { transform: scale(.97); border-color: var(--red); }
.nav__mobile-chip__code {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .9rem;
  color: var(--black);
}
.nav__mobile-chip__sub {
  font-size: .72rem;
  color: var(--text-faint);
}

.nav__mobile-foot {
  flex-shrink: 0;
  padding: 16px clamp(16px, 5vw, 24px);
  padding-bottom: max(16px, env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: var(--white);
  box-shadow: 0 -8px 32px rgba(20, 20, 20, .06);
}

.nav__mobile-quick {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}
.nav__mobile-quick__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--gray-light);
  font-size: .9rem;
  font-weight: 600;
  color: var(--graphite);
  transition: background .2s var(--ease), transform .15s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.nav__mobile-quick__btn .ico { width: 18px; height: 18px; color: var(--red); }
.nav__mobile-quick__btn:active { transform: scale(.98); background: var(--line); }

@media (prefers-reduced-motion: reduce) {
  .nav__mobile-sheet,
  .nav__mobile-list li { transition: none !important; animation: none !important; }
}

@media (min-width: 861px) {
  .nav__mobile { display: none !important; }
}

/* 8. HERO (center-mode visual carousel) ================================ */
.hero-band {
  padding-top: clamp(20px, 3.5vw, 40px);
  padding-bottom: clamp(20px, 3.5vw, 40px);
}

/* reusable media frame (photo placeholder) */
.media-frame {
  position: relative; margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--gray-light);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.media-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.media-frame__tag {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  font-size: .7rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  background: #fff; border: 1px solid var(--line); color: var(--graphite);
  padding: 5px 11px; border-radius: var(--r-pill);
}
.media-frame__note {
  position: absolute; bottom: 13px; right: 16px; z-index: 2;
  font-size: .74rem; color: var(--text-faint);
}

/* carousel: active slide centered; neighbours peek outside on desktop only */
.hero-carousel { position: relative; overflow: hidden; max-width: 960px; margin-inline: auto; }
.hero-carousel__track {
  display: flex; align-items: center;
  gap: clamp(16px, 2.4vw, 34px);
  will-change: transform;
  transition: transform .65s cubic-bezier(.22, .61, .36, 1);
}

/* each slide is purely a framed image; active fills the container width */
.hero-slide {
  flex: 0 0 auto; margin: 0;
  width: 100%;
  aspect-ratio: 16 / 9;
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  opacity: .4;
  transform: scale(.9);
  filter: blur(3px);
  transition: opacity .65s var(--ease), transform .65s var(--ease), filter .65s var(--ease);
}
.hero-slide.is-active {
  opacity: 1;
  transform: scale(1);
  filter: none;
  box-shadow: var(--shadow-hover);
}
.hero-slide img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* arrows */
.hero-carousel__arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  z-index: 4; width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255, 255, 255, .94); border: 1px solid var(--line);
  display: grid; place-items: center; color: var(--black);
  box-shadow: var(--shadow-soft); cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}
.hero-carousel__arrow:hover { border-color: var(--red); color: var(--red); }
.hero-carousel__arrow .ico { width: 18px; height: 18px; }
.hero-carousel__arrow--prev { left: clamp(10px, 2vw, 24px); }
.hero-carousel__arrow--prev .ico { transform: rotate(180deg); }
.hero-carousel__arrow--next { right: clamp(10px, 2vw, 24px); }

/* dots */
.hero-carousel__dots {
  position: absolute; left: 0; right: 0; bottom: 16px; z-index: 4;
  display: flex; justify-content: center; gap: 8px;
}
.hero-carousel__dots button {
  width: 8px; height: 8px; border-radius: 50%; border: 0; padding: 0;
  background: var(--tech-gray); cursor: pointer;
  transition: background .25s var(--ease), width .25s var(--ease), border-radius .25s var(--ease);
}
.hero-carousel__dots button.is-active { background: var(--red); width: 22px; border-radius: 5px; }

/* instant snap (infinite-loop reset): kill all transitions to avoid flicker */
.hero-carousel.is-instant .hero-carousel__track,
.hero-carousel.is-instant .hero-slide { transition: none !important; }

@media (prefers-reduced-motion: reduce) {
  .hero-carousel__track { transition: none; }
  .hero-slide { transition: opacity .2s linear; }
}

@media (max-width: 700px) {
  .hero-band { padding-top: 14px; padding-bottom: 14px; }
  .hero-band .container-x { overflow: hidden; }
  .hero-carousel { overflow: hidden; max-width: 100%; }
  .hero-carousel.is-compact .hero-carousel__track { gap: 0; }
  .hero-carousel.is-compact .hero-slide {
    flex: 0 0 100%;
    width: 100%;
    opacity: 1;
    transform: none;
    filter: none;
  }
  .hero-slide { filter: blur(2px); border-radius: var(--r-md); }
  .hero-carousel__arrow { width: 38px; height: 38px; }
  .hero-carousel__arrow .ico { width: 16px; height: 16px; }
  .hero-carousel__dots { bottom: 10px; }
}

@media (min-width: 701px) {
  .hero-carousel { overflow: visible; }
}

/* reusable metric strip */
.metric-strip {
  display: flex; flex-wrap: wrap; gap: clamp(20px, 4vw, 48px);
}
.metric__num {
  font-family: var(--font-head); font-weight: 700;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  line-height: 1; color: var(--black); letter-spacing: -0.02em;
}
.metric__num .unit { color: var(--red); }
.metric__label { font-size: .8rem; letter-spacing: .04em; color: var(--text-muted); margin-top: 6px; }

/* 9. SECTIONS & HEADINGS =============================================== */
.section-head { max-width: 720px; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head p { margin-top: 16px; }

/* 10. PRODUCT CARDS ==================================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.product-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.product-card:hover {
  transform: translateY(-4px);
  border-color: var(--tech-gray);
  box-shadow: var(--shadow-hover);
}
.product-card__media {
  position: relative;
  background: var(--gray-light);
  border-bottom: 1px solid var(--line);
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.product-card__media img { width: 100%; height: 100%; object-fit: cover; }
.product-card__tag {
  position: absolute; top: 14px; left: 14px;
  font-size: .7rem; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase;
  padding: 5px 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--graphite);
}
.product-card__body { padding: 26px; display: flex; flex-direction: column; flex: 1; }
.product-card__code {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.35rem;
  margin-bottom: 8px;
}
.product-card__desc { color: var(--text-muted); font-size: .94rem; margin-bottom: 18px; }
.product-card__specs {
  display: flex; flex-direction: column; gap: 0;
  margin-bottom: 22px;
  border-top: 1px solid var(--line);
}
.product-card__specs li {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 9px 0;
  font-size: .85rem;
  border-bottom: 1px solid var(--line);
}
.product-card__specs span:first-child { color: var(--text-faint); }
.product-card__specs span:last-child { font-weight: 600; color: var(--black); }
.product-card__foot { margin-top: auto; }

/* 11. VALUE / FEATURE CARDS =========================================== */
.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.value-card {
  background: #fff;
  padding: 32px 30px;
  transition: background .3s var(--ease);
}
.value-card:hover { background: var(--gray-light); }
.value-card__icon {
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: var(--r-sm);
  background: rgba(215, 25, 32, .07);
  color: var(--red);
  margin-bottom: 20px;
}
.value-card__icon .ico { width: 24px; height: 24px; }
.value-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.value-card p { color: var(--text-muted); font-size: .92rem; margin: 0; }

/* feature card grid (technical superiorities) */
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.feature-grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 920px) { .feature-grid--4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .feature-grid--4 { grid-template-columns: 1fr; } }
.feature-grid--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 760px) { .feature-grid--3 { grid-template-columns: 1fr; } }

/* horizontal point cards (icon + title + text) */
.points { display: grid; gap: 12px; margin-top: 28px; }
.point {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 18px 20px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-md);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.point:hover { border-color: var(--tech-gray); box-shadow: var(--shadow-soft); }
.point__ico {
  width: 42px; height: 42px; flex: none;
  display: grid; place-items: center; border-radius: var(--r-sm);
  background: rgba(215, 25, 32, .07); color: var(--red);
}
.point__ico .ico { width: 22px; height: 22px; }
.point h3 { font-size: 1rem; line-height: 1.3; margin: 0 0 3px; }
.point p { color: var(--text-muted); font-size: .9rem; margin: 0; }
.feature-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 24px 22px;
  transition: border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.feature-card:hover { border-color: var(--tech-gray); transform: translateY(-3px); box-shadow: var(--shadow-soft); }
.feature-card__ico {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: var(--r-sm);
  background: rgba(215, 25, 32, .07);
  color: var(--red);
  margin-bottom: 16px;
}
.feature-card__ico .ico { width: 22px; height: 22px; }
.feature-card h3 { font-size: 1.04rem; line-height: 1.3; margin-bottom: 8px; }
.feature-card p { color: var(--text-muted); font-size: .9rem; margin: 0; }
@media (max-width: 560px) { .feature-grid { grid-template-columns: 1fr; } }

/* simple feature list with checks */
.check-list { display: grid; gap: 14px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; }
.check-list .ico { color: var(--red); width: 20px; height: 20px; margin-top: 3px; }
.check-list strong { display: block; }
.check-list span.t { color: var(--text-muted); font-size: .92rem; }

/* 12. INDUSTRY CARDS ================================================== */
.industries-feature {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px); align-items: center;
}
@media (max-width: 860px) { .industries-feature { grid-template-columns: 1fr; } }

.industry-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px;
  height: 100%;
  overflow: hidden;
  transition: border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.industry-card::after {
  content: "";
  position: absolute; left: 28px; right: 28px; bottom: 0;
  height: 2px; background: var(--accent-grad);
  transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--ease);
}
.industry-card:hover { border-color: var(--tech-gray); transform: translateY(-4px); box-shadow: var(--shadow-soft); }
.industry-card:hover::after { transform: scaleX(1); }
.industry-card__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.industry-card__icon {
  width: 50px; height: 50px;
  display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: var(--r-md);
  color: var(--black); background: #fff;
  margin-bottom: 18px;
  transition: background .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease);
}
.industry-card__top .industry-card__icon { margin-bottom: 0; }
.industry-card__icon .ico { width: 26px; height: 26px; }
.industry-card:hover .industry-card__icon { background: var(--red); border-color: var(--red); color: #fff; }
.industry-card__no {
  font-family: var(--font-head); font-weight: 700;
  font-size: 1.6rem; line-height: 1; color: var(--gray-border);
}
.industry-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.industry-card p { color: var(--text-muted); font-size: .92rem; margin: 0; }

/* 13. TABLES (premium minimal) ======================================== */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-lg); }
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .94rem;
  min-width: 520px;
}
.spec-table caption {
  text-align: left;
  font-family: var(--font-head);
  font-weight: 600;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
  color: var(--black);
}
.spec-table th, .spec-table td {
  text-align: left;
  padding: 15px 24px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.spec-table thead th {
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-faint);
  font-weight: 600;
  background: var(--gray-light);
}
.spec-table tbody th {
  font-weight: 600;
  color: var(--black);
  width: 38%;
}
.spec-table tbody td { color: var(--text-muted); }
.spec-table tbody tr:last-child th,
.spec-table tbody tr:last-child td { border-bottom: 0; }
.spec-table tbody tr { transition: background .2s var(--ease); }
.spec-table tbody tr:hover { background: #fafbfc; }
.cell-strong { color: var(--black) !important; font-weight: 600; }
.cell-accent { color: var(--red) !important; font-weight: 600; }

/* spec sheet (premium parameter card) */
.spec-sheet {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: #fff;
  overflow: hidden;
}
.spec-sheet__bar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 26px;
  background: var(--black);
  color: #fff;
}
.spec-sheet__title { font-family: var(--font-head); font-weight: 600; font-size: 1.02rem; }
.spec-sheet__pill {
  font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: #fff; border: 1px solid rgba(255,255,255,.28);
  padding: 4px 11px; border-radius: var(--r-pill);
}
.spec-sheet__grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1px; background: var(--line);
}
.spec-row {
  display: flex; gap: 15px; align-items: flex-start;
  padding: 20px 26px; background: #fff;
  transition: background .2s var(--ease);
}
.spec-row:hover { background: #fafbfc; }
.spec-row--wide { grid-column: 1 / -1; }
.spec-row__ico {
  width: 38px; height: 38px; flex: none;
  display: grid; place-items: center;
  border-radius: var(--r-sm);
  background: var(--gray-light); color: var(--graphite);
}
.spec-row__ico .ico { width: 20px; height: 20px; }
.spec-row__k { display: block; font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 3px; }
.spec-row__v { display: block; font-weight: 500; color: var(--black); font-size: .95rem; }
.spec-row__v--strong { font-weight: 700; }
.spec-row--accent .spec-row__ico { background: rgba(215,25,32,.08); color: var(--red); }
.spec-row--accent .spec-row__v { color: var(--red); font-weight: 600; }
@media (max-width: 720px) {
  .spec-sheet__grid { grid-template-columns: 1fr; }
  .spec-row--wide { grid-column: auto; }
}

/* comparison (Tiger vs global muadiller) */
.compare {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: #fff;
  overflow: hidden;
}
.compare__head, .compare__row {
  display: grid;
  grid-template-columns: 1.05fr 1.45fr 1.45fr;
}
.compare__head {
  background: var(--gray-light);
  border-bottom: 1px solid var(--line);
}
.compare__crit-label, .compare__label {
  padding: 15px 22px;
  font-size: .74rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-faint);
}
.compare__label { display: inline-flex; align-items: center; gap: 8px; color: var(--graphite); }
.compare__label--tiger { color: var(--black); }
.compare__label--tiger .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red); }
.compare__row { border-bottom: 1px solid var(--line); }
.compare__row:last-child { border-bottom: 0; }
.compare__crit {
  padding: 22px; font-weight: 600; color: var(--black); font-size: .94rem;
  display: flex; align-items: center;
  background: #fff;
}
.compare__cell {
  padding: 22px; display: flex; gap: 12px; align-items: flex-start;
  border-left: 1px solid var(--line);
}
.compare__cell p { margin: 0; font-size: .92rem; color: var(--text-muted); }
.compare__cell--tiger { background: rgba(215,25,32,.04); }
.compare__cell--tiger p { color: var(--black); }
.compare__cell--tiger .ico { color: var(--red); width: 20px; height: 20px; flex: none; margin-top: 1px; }
.compare__x {
  width: 18px; height: 18px; flex: none; margin-top: 3px;
  border-radius: 50%; border: 1.5px solid var(--tech-gray);
  position: relative;
}
.compare__x::before {
  content: ""; position: absolute; left: 4px; right: 4px; top: 50%;
  height: 1.5px; background: var(--tech-gray); transform: translateY(-50%);
}
@media (max-width: 760px) {
  .compare__head { display: none; }
  .compare__row { grid-template-columns: 1fr; }
  .compare__crit {
    padding: 16px 20px 4px; background: var(--gray-light);
    font-family: var(--font-head); font-size: 1rem;
  }
  .compare__cell { border-left: 0; padding: 14px 20px; }
  .compare__cell--tiger { border-top: 1px solid var(--line); }
  .compare__cell::before {
    font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
    color: var(--text-faint); align-self: center;
  }
  .compare__cell--tiger::before { content: "TIGER"; color: var(--red); }
  .compare__cell:not(.compare__cell--tiger)::before { content: "MUADİL"; }
}

/* 14. PRODUCT DETAIL ================================================== */
.pd-showcase { padding-top: clamp(22px, 3.5vw, 38px); padding-bottom: clamp(40px, 5vw, 72px); }

/* unified product panel */
.pd-panel {
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}
.pd-panel__main {
  display: grid; grid-template-columns: 1.02fr 1fr;
  gap: clamp(26px, 3.5vw, 52px);
  padding: clamp(20px, 2.8vw, 40px);
  align-items: center;
}

/* visual stage */
.pd-stage {
  position: relative; width: 100%;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--gray-light); overflow: hidden;
  aspect-ratio: 4 / 3;
}
.pd-stage img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pd-stage__tag {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  font-size: .7rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  background: #fff; border: 1px solid var(--line); color: var(--graphite);
  padding: 5px 11px; border-radius: var(--r-pill);
}
.pd-gallery-thumbs {
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 10px; border-top: 1px solid var(--line); background: #fff;
}
.pd-gallery-thumb {
  border: 2px solid transparent; border-radius: var(--r-sm);
  padding: 0; background: none; cursor: pointer; overflow: hidden;
  width: 72px; height: 54px; flex: 0 0 auto;
}
.pd-gallery-thumb.is-active { border-color: var(--accent); }
.pd-gallery-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pd-docs { margin-top: 1.5rem; }
.pd-docs__list { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.pd-docs__link {
  display: flex; align-items: center; gap: .75rem;
  padding: .85rem 1rem; border: 1px solid var(--line); border-radius: var(--r-sm);
  color: var(--graphite); text-decoration: none; transition: border-color .2s, background .2s;
}
.pd-docs__link:hover { border-color: var(--accent); background: var(--gray-light); }
.pd-docs__ico { flex: 0 0 auto; }

/* info column */
.pd-info { display: flex; flex-direction: column; }
.pd-code {
  font-family: var(--font-head); font-weight: 700;
  font-size: clamp(2rem, 3.6vw, 3rem); line-height: 1.03;
  letter-spacing: -.02em; margin: 8px 0 6px;
}
.pd-subtitle {
  font-family: var(--font-head); font-weight: 600;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--red); margin: 0 0 14px;
}
.pd-lead { color: var(--text-muted); margin: 0 0 22px; max-width: 48ch; }

/* model switcher */
.pd-switch { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 22px; }
.pd-switch__btn {
  display: flex; flex-direction: column; gap: 1px; min-width: 92px;
  padding: 9px 14px; border: 1px solid var(--line); border-radius: var(--r-md);
  background: #fff; text-decoration: none;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.pd-switch__btn strong { font-family: var(--font-head); font-weight: 600; font-size: .95rem; color: var(--black); }
.pd-switch__btn span { font-size: .72rem; color: var(--text-faint); }
.pd-switch__btn:hover { border-color: var(--tech-gray); }
.pd-switch__btn.is-active { border-color: var(--red); background: rgba(215, 25, 32, .05); }
.pd-switch__btn.is-active strong { color: var(--red); }

.pd-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: auto; padding-top: 4px; }

/* key spec rail (flush inside panel) */
.pd-stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
  border-top: 1px solid var(--line);
}
.pd-stat { display: flex; align-items: center; gap: 14px; padding: 20px 24px; background: #fff; }
.pd-stat__ico {
  width: 42px; height: 42px; flex: none;
  display: grid; place-items: center;
  border-radius: var(--r-sm);
  background: rgba(215, 25, 32, .07); color: var(--red);
}
.pd-stat__ico .ico { width: 22px; height: 22px; }
.pd-stat__k { display: block; font-size: .74rem; letter-spacing: .05em; text-transform: uppercase; color: var(--text-faint); }
.pd-stat__v { display: block; font-family: var(--font-head); font-weight: 600; font-size: 1.05rem; color: var(--black); margin-top: 2px; }
@media (max-width: 760px) { .pd-stats { grid-template-columns: 1fr 1fr; } }
@media (max-width: 420px) { .pd-stats { grid-template-columns: 1fr; } }

/* featured highlights box (above technical specs) */
.pd-featured {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 14px; margin-bottom: clamp(32px, 4vw, 52px);
}
.pd-feat {
  display: flex; align-items: center; gap: 14px;
  padding: 18px 20px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-md);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.pd-feat:hover { border-color: var(--tech-gray); box-shadow: var(--shadow-soft); }
.pd-feat__ico {
  width: 42px; height: 42px; flex: none;
  display: grid; place-items: center; border-radius: var(--r-sm);
  background: rgba(215, 25, 32, .07); color: var(--red);
}
.pd-feat__ico .ico { width: 22px; height: 22px; }
.pd-feat__t { font-family: var(--font-head); font-weight: 600; font-size: .95rem; line-height: 1.25; color: var(--black); }
@media (max-width: 900px) { .pd-featured { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .pd-featured { grid-template-columns: 1fr; } }

/* technical specs sheet spacing on product detail */
.pd-specsheet { margin-top: clamp(28px, 3.5vw, 44px); }

/* equipment + applications cards */
.pd-detail-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(20px, 3vw, 32px);
  align-items: start;
}
@media (max-width: 860px) { .pd-detail-grid { grid-template-columns: 1fr; } }

.pd-info-card { border: 1px solid var(--line); border-radius: var(--r-lg); background: #fff; overflow: hidden; }
.pd-info-card__bar { padding: 16px 24px; border-bottom: 1px solid var(--line); background: var(--gray-light); }
.pd-info-card__title { font-family: var(--font-head); font-weight: 600; font-size: 1.02rem; color: var(--black); }
.pd-info-card__list { list-style: none; margin: 0; padding: 0; }
.pd-info-card__list li {
  display: flex; align-items: center; gap: 13px;
  padding: 14px 24px; border-bottom: 1px solid var(--line);
  font-weight: 500; color: var(--black);
}
.pd-info-card__list li:last-child { border-bottom: 0; }
.pd-li-ico {
  width: 34px; height: 34px; flex: none;
  display: grid; place-items: center; border-radius: var(--r-sm);
  background: var(--gray-light); color: var(--graphite);
}
.pd-li-ico .ico { width: 18px; height: 18px; }
.pd-li-ico--accent { background: rgba(215, 25, 32, .08); color: var(--red); }

.pd-block { margin-top: clamp(40px, 5vw, 64px); }
.pd-block > h2 { margin-bottom: 22px; }
.app-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px 28px; }
.app-list li { display: flex; align-items: center; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--line); font-weight: 500; }
.app-list .ico { color: var(--red); width: 18px; height: 18px; }
.eq-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px 32px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-size: .76rem; font-weight: 600; letter-spacing: .06em;
  padding: 6px 12px; border-radius: var(--r-pill);
  background: var(--gray-light); color: var(--graphite);
  border: 1px solid var(--line);
}

/* 15. CTA BAND ======================================================== */
.cta-band {
  position: relative;
  background: var(--black);
  color: #fff;
  border-radius: var(--r-lg);
  padding: clamp(40px, 6vw, 72px);
  overflow: hidden;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,.72); }
.cta-band .accent-bar { margin: 18px 0 0; }
.cta-band::before {
  content: "";
  position: absolute; right: -40px; top: -40px;
  width: 260px; height: 260px;
  background: var(--accent-grad);
  opacity: .16; border-radius: 50%;
  filter: blur(8px);
}
.cta-band__inner { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 28px; align-items: center; justify-content: space-between; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* 16. FORMS =========================================================== */
.form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(28px, 4vw, 44px);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: .85rem; font-weight: 600; color: var(--black); }
.field label .req { color: var(--red); }
.field input,
.field select,
.field textarea {
  font-family: inherit;
  font-size: .95rem;
  color: var(--black);
  padding: 13px 15px;
  border: 1px solid var(--gray-border);
  border-radius: var(--r-sm);
  background: #fff;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
  width: 100%;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(215, 25, 32, .12);
}
.field.is-invalid input,
.field.is-invalid select,
.field.is-invalid textarea { border-color: var(--red); }
.field__error {
  font-size: .78rem;
  color: var(--red);
  min-height: 1em;
  display: none;
}
.field.is-invalid .field__error { display: block; }

.form-note { font-size: .82rem; color: var(--text-faint); }

.form-alert {
  display: none;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-radius: var(--r-sm);
  background: rgba(22,163,74,.08);
  border: 1px solid rgba(22,163,74,.3);
  color: #166534;
  font-size: .92rem;
  margin-bottom: 22px;
}
.form-alert.is-visible { display: flex; }
.form-alert .ico { color: #16a34a; }

/* contact info list */
.contact-list { display: grid; gap: 22px; }
.contact-list li { display: flex; gap: 16px; align-items: flex-start; }
.contact-list .ci-icon {
  width: 44px; height: 44px; flex: none;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--red);
}
.contact-list .ci-icon .ico { width: 20px; height: 20px; }
.contact-list .lbl { font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--text-faint); }
.contact-list .val { font-weight: 600; color: var(--black); }

/* 17. FOOTER ========================================================== */
.site-footer { background: var(--black); color: rgba(255,255,255,.66); padding-top: clamp(56px, 7vw, 88px); }
.footer__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.footer__brand img { height: 36px; width: auto; margin-bottom: 18px; }
.footer__brand p { max-width: 34ch; font-size: .9rem; }
.footer h4 { color: #fff; font-family: var(--font-body); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 18px; }
.footer__col a { display: block; padding: 7px 0; font-size: .92rem; color: rgba(255,255,255,.66); transition: color .2s var(--ease); }
.footer__col a:hover { color: #fff; }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: .82rem;
}

.footer__credit {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  margin-left: auto;
  opacity: .72;
  transition: opacity .2s var(--ease);
}

.footer__credit:hover { opacity: 1; }

.footer__credit img {
  height: 19px;
  width: 130px;
  object-fit: contain;
  display: block;
}

/* 18. SCROLL REVEAL =================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  will-change: opacity, transform;
}
[data-reveal].is-visible { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .08s; }
[data-reveal][data-delay="2"] { transition-delay: .16s; }
[data-reveal][data-delay="3"] { transition-delay: .24s; }
[data-reveal][data-delay="4"] { transition-delay: .32s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .btn:hover, .product-card:hover, .industry-card:hover { transform: none; }
}

/* page hero (interior) */
.page-hero { padding-top: clamp(48px, 6vw, 84px); padding-bottom: clamp(36px, 4vw, 56px); }
.page-hero .lead { max-width: 58ch; }

/* 19. RESPONSIVE ====================================================== */
@media (max-width: 991px) {
  .footer__top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .pd-panel__main { grid-template-columns: 1fr; }
  .pd-stage { max-width: 560px; margin-inline: auto; width: 100%; }
}

@media (max-width: 860px) {
  :root { --header-h: 64px; }
  .nav__menu { display: none; }
  .nav__actions .btn--desktop { display: none; }
  .nav__toggle { display: inline-flex; align-items: center; justify-content: center; }
}

@media (max-width: 600px) {
  :root { --topbar-h: 34px; }
  .topbar__label--full { display: none; }
  .topbar__label--short { display: inline; }
  .topbar__link { padding: 6px 8px; }
  .form-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
  .footer__bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 20px;
  }
  .footer__credit {
    margin-left: 0;
    justify-content: center;
  }
  .cta-band__inner { flex-direction: column; align-items: flex-start; }
  .btn--block-sm { width: 100%; }
}

@media (max-width: 420px) {
  .topbar__link span:last-child { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
  .topbar__link { padding: 7px 9px; }
  .footer__top { grid-template-columns: 1fr; }
}