/* Silica Flour — single-page industrial B2B */

:root {
  /* Cool industrial palette aligned to crystalline gray logo */
  --color-bg: #eef2f6;
  --color-bg-alt: #e4eaf1;
  --color-surface: #ffffff;
  --color-text: #121a22;
  --color-text-muted: #4a5563;
  --color-border: #c5cdd6;
  --color-accent: #3d5f7a;
  --color-accent-hover: #2d4a62;
  --color-accent-soft: #6b8fa3;
  --color-rule: #8d9bab;
  /* Logo-adjacent neutral (echoes #c5–#d1 gray in mark) */
  --color-logo-gray: #c8d0d8;
  --color-header-bg: #0f1419;
  --color-header-border: #252f3a;
  --color-header-text: #e8eaed;
  --color-header-text-muted: #9aa5b1;
  --color-header-hover: #b8d4e8;

  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;

  --sp-1: 0.5rem;
  --sp-2: 1rem;
  --sp-3: 1.5rem;
  --sp-4: 2rem;
  --sp-5: 2.5rem;
  --sp-6: 3rem;
  --sp-8: 4rem;
  --sp-10: 5rem;
  --sp-12: 6rem;
  --sp-16: 8rem;

  --container: 72rem;
  --header-height-mobile: 3.75rem;
  --header-height-desktop: 4.375rem;
  --radius: 2px;

  color-scheme: light;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

@media (min-width: 768px) {
  html {
    scroll-padding-top: 6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.font-display {
  font-family: var(--font-display);
}

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

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-accent-hover);
}

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

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: var(--sp-2);
  z-index: 1100;
  padding: var(--sp-2) var(--sp-3);
  background: var(--color-header-bg);
  color: var(--color-header-text);
  font-weight: 600;
}

.skip-link:focus {
  left: var(--sp-2);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--sp-3);
}

@media (min-width: 1200px) {
  .container {
    padding-inline: var(--sp-4);
  }
}

/* ——— Header: fixed, glass, scroll elevation ——— */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  width: 100%;
  border-bottom: 1px solid rgba(107, 143, 163, 0.22);
  background: rgba(15, 20, 25, 0.38);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: none;
  transition:
    background 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}

.site-header--scrolled {
  background: rgba(15, 20, 25, 0.88);
  border-bottom-color: rgba(107, 143, 163, 0.45);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
}

@media (prefers-reduced-motion: reduce) {
  .site-header {
    transition: none;
  }
}

.header-inner {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height-mobile);
  gap: var(--sp-3);
}

@media (min-width: 768px) {
  .header-inner {
    min-height: var(--header-height-desktop);
  }
}

@media (min-width: 1200px) {
  .header-inner {
    padding-inline: var(--sp-4);
  }
}

/* Brand mark + one-line wordmark */
.logo {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--color-header-text);
  flex-shrink: 0;
  min-width: 0;
}

.logo__mark-img {
  display: block;
  height: 2rem;
  width: 2.5rem;
  flex-shrink: 0;
  max-width: none;
  object-fit: cover;
  object-position: left center;
}

.logo__name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-header-text);
  white-space: nowrap;
  line-height: 1.2;
}

.logo__name-accent {
  color: var(--color-accent-soft);
  font-weight: 700;
}

@media (min-width: 768px) {
  .logo__mark-img {
    height: 2.375rem;
    width: 2.85rem;
  }

  .logo__name {
    font-size: 0.9375rem;
    letter-spacing: 0.15em;
  }
}

/* Hamburger → X (three lines) */
.nav-toggle {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid rgba(107, 143, 163, 0.35);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.nav-toggle:hover {
  border-color: rgba(184, 212, 232, 0.45);
  background: rgba(255, 255, 255, 0.07);
}

.nav-toggle__line {
  display: block;
  width: 1.125rem;
  height: 2px;
  background: var(--color-header-text);
  border-radius: 1px;
  transition: transform 0.3s ease, opacity 0.25s ease, margin 0.3s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-toggle[aria-expanded="true"] {
  gap: 0;
}

@media (prefers-reduced-motion: reduce) {
  .nav-toggle__line {
    transition: none;
  }
}

.site-nav {
  display: none;
}

.site-nav.is-open {
  display: block;
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  width: 100%;
  background: rgba(10, 14, 18, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(107, 143, 163, 0.3);
  padding: var(--sp-3) var(--sp-3) var(--sp-4);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.nav__link {
  position: relative;
  display: block;
  padding: 1rem 0.75rem;
  color: rgba(232, 234, 237, 0.82);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: color 0.2s ease;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0.75rem;
  right: 0.75rem;
  bottom: 0.5rem;
  height: 1px;
  background: var(--color-accent-soft);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.28s ease;
}

.nav__link:hover {
  color: var(--color-header-text);
}

.nav__link:hover::after {
  transform: scaleX(1);
}

.nav__link.is-active {
  color: #dcecf5;
}

.nav__link.is-active::after {
  transform: scaleX(1);
  background: #9dc9e8;
  height: 2px;
  bottom: 0.45rem;
}

.nav__link--cta::after {
  display: none;
}

.nav__link--cta {
  margin-top: var(--sp-2);
  padding: 0.65rem 1.25rem;
  text-align: center;
  border: 1px solid var(--color-accent-soft);
  color: var(--color-accent-soft);
  transition:
    background 0.28s ease,
    color 0.28s ease,
    border-color 0.28s ease;
}

.nav__link--cta:hover {
  background: var(--color-accent-soft);
  color: var(--color-header-bg);
  border-color: var(--color-accent-soft);
}

.nav__link--cta.is-active {
  background: rgba(157, 201, 232, 0.2);
  border-color: #9dc9e8;
  color: #eaf4fb;
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .site-nav {
    display: block;
    position: static;
    padding: 0;
    border: 0;
    background: transparent;
    backdrop-filter: none;
    box-shadow: none;
  }

  .site-nav.is-open {
    background: transparent;
    backdrop-filter: none;
    border-bottom: 0;
    padding: 0;
    box-shadow: none;
  }

  .site-nav__list {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.15rem 0.35rem;
  }

  .nav__link {
    padding: 0.5rem 0.65rem;
  }

  .nav__link::after {
    left: 0.65rem;
    right: 0.65rem;
    bottom: 0.2rem;
  }

  .nav__link.is-active::after {
    bottom: 0.1rem;
  }

  .nav__link--cta {
    margin-top: 0;
    margin-left: 0.35rem;
    padding: 0.5rem 1.1rem;
  }
}

/* ——— Hero ——— */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-block: var(--sp-10);
}

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

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    165deg,
    rgba(15, 20, 25, 0.9) 0%,
    rgba(26, 40, 52, 0.85) 45%,
    rgba(12, 18, 24, 0.92) 100%
  );
}

.hero__grain {
  position: absolute;
  inset: 0;
  opacity: 0.12;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 48rem;
}

.hero__eyebrow {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-logo-gray);
  margin: 0 0 var(--sp-3);
}

.hero h1 {
  margin: 0 0 var(--sp-4);
  font-size: clamp(1.875rem, 5vw, 2.75rem);
  line-height: 1.15;
  font-weight: 600;
  color: #fafaf9;
  letter-spacing: 0.01em;
}

.hero__tagline {
  margin: 0 0 var(--sp-5);
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  line-height: 1.7;
  color: #c5cdd6;
  font-weight: 400;
}

.btn {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn--primary {
  background: var(--color-accent);
  color: #fafaf9;
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: #fff;
}

.btn--outline {
  background: var(--color-surface);
  color: var(--color-accent);
  border-color: rgba(61, 95, 122, 0.38);
}

.btn--outline:hover {
  background: rgba(61, 95, 122, 0.08);
  border-color: var(--color-accent);
  color: var(--color-accent-hover);
}

/* ——— Sections ——— */
.section {
  padding-block: 6.25rem;
  position: relative;
}

@media (min-width: 768px) {
  .section {
    padding-block: 7rem;
  }
}

.section--alt {
  background: var(--color-bg-alt);
  border-block: 1px solid var(--color-border);
}

.section--contact {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.section--products {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.section--industries {
  background:
    radial-gradient(120% 80% at 50% -20%, rgba(61, 95, 122, 0.09) 0%, transparent 55%),
    linear-gradient(180deg, #e6ecf4 0%, var(--color-bg) 42%);
  border-block: 1px solid var(--color-border);
}

.section--why {
  background:
    radial-gradient(85% 55% at 15% 0%, rgba(61, 95, 122, 0.07) 0%, transparent 52%),
    var(--color-bg-alt);
}

.section--process {
  background:
    radial-gradient(95% 45% at 50% 0%, rgba(61, 95, 122, 0.075) 0%, transparent 48%),
    var(--color-bg-alt);
}

.lede--industries {
  max-width: 40rem;
}

.section-label {
  margin: 0 0 var(--sp-2);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--color-text-muted);
}

.section-title {
  margin: 0 0 var(--sp-3);
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.015em;
}

.rule {
  border: 0;
  border-top: 1px solid var(--color-rule);
  margin: 0 0 var(--sp-5);
  max-width: 4rem;
}

.lede {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 40rem;
  margin: 0 0 var(--sp-5);
}

.lede--wide {
  max-width: 50rem;
  line-height: 1.7;
}

.prose {
  color: var(--color-text-muted);
}

.prose p {
  margin: 0 0 var(--sp-3);
}

.prose p:last-child {
  margin-bottom: 0;
}

.prose--narrow {
  max-width: 40rem;
}

.h-sub {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--sp-6) 0 var(--sp-3);
  color: var(--color-text);
}

.h-sub:first-of-type {
  margin-top: var(--sp-5);
}

.h-sub--spaced {
  margin-top: var(--sp-8);
}

.lede--process {
  margin-bottom: var(--sp-4);
}

.h-sub--process {
  letter-spacing: -0.02em;
}

.process-steps__intro {
  margin: 0 0 var(--sp-4);
  max-width: 38rem;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.section--about {
  background:
    radial-gradient(75% 45% at 12% 0%, rgba(61, 95, 122, 0.06) 0%, transparent 52%),
    var(--color-bg);
}

.quote {
  margin: var(--sp-5) 0;
  padding-left: var(--sp-3);
  border-left: 2px solid var(--color-accent);
  font-size: 1.125rem;
  font-style: italic;
  color: var(--color-text);
  line-height: 1.55;
}

.quote--featured {
  margin: var(--sp-6) 0;
  padding: var(--sp-4) var(--sp-4) var(--sp-4) var(--sp-5);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 10px 10px 0;
  background: linear-gradient(100deg, rgba(61, 95, 122, 0.07) 0%, rgba(255, 255, 255, 0.4) 48%, transparent 100%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.75) inset,
    0 12px 36px rgba(18, 26, 34, 0.06);
}

.h-sub--milestones {
  margin-top: var(--sp-6);
}

.milestone-track {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.milestone-track::before {
  content: "";
  position: absolute;
  left: 0.4375rem;
  top: 0.6rem;
  bottom: 0.6rem;
  width: 2px;
  background: linear-gradient(
    180deg,
    var(--color-accent) 0%,
    rgba(61, 95, 122, 0.2) 55%,
    rgba(61, 95, 122, 0.08) 100%
  );
  border-radius: 1px;
}

.milestone-track__item {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--sp-3);
  align-items: start;
  margin-bottom: var(--sp-3);
}

.milestone-track__item:last-child {
  margin-bottom: 0;
}

.milestone-track__dot {
  position: relative;
  z-index: 1;
  width: 1rem;
  height: 1rem;
  margin-top: 0.35rem;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-surface);
  border: 3px solid var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-bg);
}

.milestone-track__body {
  padding: var(--sp-3) var(--sp-4);
  border-radius: 10px;
  border: 1px solid rgba(61, 95, 122, 0.12);
  background: var(--color-surface);
  box-shadow: 0 6px 24px rgba(18, 26, 34, 0.045);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.milestone-track__item:hover .milestone-track__body {
  border-color: rgba(61, 95, 122, 0.2);
  box-shadow: 0 10px 32px rgba(18, 26, 34, 0.07);
}

.milestone-track__title {
  display: block;
  margin: 0 0 var(--sp-1);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.milestone-track__text {
  margin: 0;
  font-size: 0.90625rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

/* ——— About grid ——— */
.grid-about {
  display: grid;
  gap: var(--sp-6);
  align-items: start;
}

@media (min-width: 768px) {
  .grid-about {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: var(--sp-8);
    align-items: stretch;
  }
}

.about-main {
  max-width: 38rem;
}

@media (min-width: 768px) {
  .about-main {
    max-width: none;
  }
}

.stat-panel {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--sp-4);
}

.stat-panel--about {
  position: sticky;
  top: calc(var(--header-height-mobile) + var(--sp-3));
  padding: var(--sp-2) var(--sp-4) var(--sp-4);
  border: 1px solid rgba(61, 95, 122, 0.16);
  border-radius: 12px;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 16px 48px rgba(18, 26, 34, 0.08);
  background: linear-gradient(165deg, #f8fafc 0%, var(--color-surface) 38%);
}

@media (min-width: 768px) {
  .stat-panel--about {
    top: calc(var(--header-height-desktop) + var(--sp-3));
  }
}

.stat-panel--about .stat-panel__item--row {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  padding-block: var(--sp-4);
  border-bottom: 1px solid rgba(197, 205, 214, 0.85);
}

.stat-panel--about .stat-panel__item--row:first-of-type {
  padding-top: var(--sp-3);
}

.stat-panel__icon-head {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 10px;
  background: linear-gradient(155deg, rgba(61, 95, 122, 0.12) 0%, rgba(255, 255, 255, 0.9) 70%);
  border: 1px solid rgba(61, 95, 122, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.stat-panel__icon-head--sm {
  width: 2.375rem;
  height: 2.375rem;
  border-radius: 8px;
}

.stat-panel__icon {
  display: flex;
  color: var(--color-accent);
}

.stat-panel__icon svg {
  width: 1.35rem;
  height: 1.35rem;
  stroke-width: 1.4;
}

.stat-panel__icon--sm svg {
  width: 1.15rem;
  height: 1.15rem;
}

.stat-panel__item-body {
  min-width: 0;
}

.stat-panel__value {
  display: block;
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-accent);
  line-height: 1.1;
}

.stat-panel__label {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 0.35rem;
  line-height: 1.5;
}

.stat-panel__sectors {
  padding-block: var(--sp-4);
}

.stat-panel__sectors-head {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-2);
}

.stat-panel__sectors-title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.stat-panel__sectors-lede {
  margin: 0 0 var(--sp-3);
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--color-text-muted);
}

.stat-panel__chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.stat-panel__chip {
  display: inline-block;
  padding: 0.35rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(61, 95, 122, 0.08);
  border: 1px solid rgba(61, 95, 122, 0.18);
  border-radius: 4px;
}

.stat-panel__note {
  margin: 0;
  padding-top: var(--sp-4);
  border-top: 1px solid rgba(197, 205, 214, 0.85);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ——— Cards ——— */
.grid-cards {
  display: grid;
  gap: var(--sp-3);
}

@media (min-width: 768px) {
  .grid-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

.grid-cards--2 {
  margin-bottom: var(--sp-2);
}

.grid-cards--why {
  gap: var(--sp-4);
  margin-top: var(--sp-1);
}

.card {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--sp-4);
}

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

.card--icon {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--sp-5) var(--sp-4) var(--sp-4);
  border: 1px solid rgba(61, 95, 122, 0.14);
  border-radius: 10px;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 10px 32px rgba(18, 26, 34, 0.06);
  overflow: hidden;
  transition:
    transform 0.28s ease,
    box-shadow 0.28s ease,
    border-color 0.28s ease;
}

.card--icon::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-soft) 100%);
  opacity: 0.9;
}

.card--icon:hover {
  transform: translateY(-4px);
  border-color: rgba(61, 95, 122, 0.26);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 18px 44px rgba(18, 26, 34, 0.1);
}

.card__icon-head {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  margin-bottom: var(--sp-3);
  border-radius: 12px;
  background: linear-gradient(155deg, rgba(61, 95, 122, 0.11) 0%, rgba(255, 255, 255, 0.95) 72%);
  border: 1px solid rgba(61, 95, 122, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.125rem;
  height: 2.125rem;
  color: var(--color-accent);
  margin-bottom: 0;
}

.card__icon svg {
  width: 2.125rem;
  height: 2.125rem;
  stroke-width: 1.35;
}

@media (prefers-reduced-motion: reduce) {
  .card--icon {
    transition: none;
  }

  .card--icon:hover {
    transform: none;
  }
}

.card__title {
  margin: 0 0 var(--sp-2);
  font-size: 1.25rem;
  font-weight: 600;
}

.card__title--sm {
  font-size: 1.0625rem;
}

.card p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Process steps (ordered flow) */
.process-steps {
  list-style: none;
  margin: 0 0 var(--sp-6);
  padding: 0;
  display: grid;
  gap: var(--sp-4);
}

@media (min-width: 768px) {
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .process-steps {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-3);
  }
}

.card--process-step {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  margin: 0;
  padding: var(--sp-5) var(--sp-4) var(--sp-4);
  border: 1px solid rgba(61, 95, 122, 0.14);
  border-radius: 10px;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 8px 28px rgba(18, 26, 34, 0.055);
  transition:
    transform 0.28s ease,
    box-shadow 0.28s ease,
    border-color 0.28s ease;
}

.card--process-step:hover {
  transform: translateY(-3px);
  border-color: rgba(61, 95, 122, 0.24);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 14px 36px rgba(18, 26, 34, 0.09);
}

.card--process-step__num {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-3);
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1;
  color: var(--color-accent);
  opacity: 0.14;
  letter-spacing: -0.04em;
  pointer-events: none;
}

.card--process-step__icon-head {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.875rem;
  height: 2.875rem;
  margin-bottom: var(--sp-3);
  border-radius: 10px;
  background: linear-gradient(155deg, rgba(61, 95, 122, 0.1) 0%, rgba(255, 255, 255, 0.92) 75%);
  border: 1px solid rgba(61, 95, 122, 0.13);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.88);
}

.card--process-step__icon {
  display: flex;
  color: var(--color-accent);
}

.card--process-step__icon svg {
  width: 1.375rem;
  height: 1.375rem;
  stroke-width: 1.4;
}

.card--process-step .card__title {
  margin-bottom: var(--sp-2);
}

@media (prefers-reduced-motion: reduce) {
  .card--process-step {
    transition: none;
  }

  .card--process-step:hover {
    transform: none;
  }
}

/* Quality focus pillars */
.quality-focus__intro {
  margin-bottom: var(--sp-5);
}

.grid-quality-pillars {
  display: grid;
  gap: var(--sp-3);
  margin-bottom: var(--sp-6);
}

@media (min-width: 640px) {
  .grid-quality-pillars {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-4);
  }
}

@media (min-width: 1100px) {
  .grid-quality-pillars {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-3);
  }
}

.quality-pillar {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: var(--sp-4);
  border: 1px solid rgba(61, 95, 122, 0.12);
  border-radius: 10px;
  background: var(--color-surface);
  box-shadow: 0 6px 24px rgba(18, 26, 34, 0.05);
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.quality-pillar:hover {
  border-color: rgba(61, 95, 122, 0.22);
  box-shadow: 0 10px 32px rgba(18, 26, 34, 0.08);
}

.quality-pillar__icon-head {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: var(--sp-3);
  border-radius: 10px;
  background: rgba(61, 95, 122, 0.08);
  border: 1px solid rgba(61, 95, 122, 0.12);
}

.quality-pillar__icon {
  display: flex;
  color: var(--color-accent);
}

.quality-pillar__icon svg {
  width: 1.35rem;
  height: 1.35rem;
  stroke-width: 1.4;
}

.quality-pillar__title {
  margin: 0 0 var(--sp-2);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.quality-pillar__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-text-muted);
  flex: 1;
}

.quality-cta {
  margin-top: var(--sp-2);
}

.quality-cta__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--sp-4);
  padding: var(--sp-5) var(--sp-5);
  border-radius: 10px;
  border: 1px solid rgba(61, 95, 122, 0.18);
  background: linear-gradient(135deg, rgba(61, 95, 122, 0.06) 0%, var(--color-surface) 55%);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.85) inset,
    0 12px 36px rgba(18, 26, 34, 0.06);
}

@media (min-width: 640px) {
  .quality-cta__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-6);
  }
}

.quality-cta__text {
  margin: 0;
  max-width: 36rem;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

.quality-cta .btn {
  flex-shrink: 0;
}

/* Product catalogue cards with photography */
.grid-cards--products {
  gap: var(--sp-4);
  align-items: stretch;
}

@media (min-width: 768px) {
  .grid-cards--products {
    gap: var(--sp-5);
  }
}

.card--product {
  padding: 0;
  margin: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  align-self: stretch;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.card--product:hover {
  border-color: rgba(61, 95, 122, 0.35);
  box-shadow: 0 12px 40px rgba(18, 26, 34, 0.08);
}

.card--product__media {
  position: relative;
  flex-shrink: 0;
  width: 100%;
  aspect-ratio: 5 / 3;
  overflow: hidden;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  line-height: 0;
}

.card--product__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
  transition: transform 0.5s ease;
}

.card--product:hover .card--product__media img {
  transform: scale(1.04);
}

@media (prefers-reduced-motion: reduce) {
  .card--product:hover .card--product__media img {
    transform: none;
  }

  .card--product:hover {
    box-shadow: none;
  }
}

.card--product__body {
  padding: var(--sp-4);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.card--product .card__title {
  margin: 0;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
}

.card--product .text-link {
  margin-top: auto;
  padding-top: var(--sp-2);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
}

.text-link {
  display: inline-block;
  margin-top: var(--sp-3);
  font-weight: 600;
  font-size: 0.875rem;
}

/* ——— Industries ——— */
.grid-industries {
  display: grid;
  gap: var(--sp-4);
  margin-top: var(--sp-6);
}

@media (min-width: 768px) {
  .grid-industries {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .grid-industries {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-3);
  }
}

.industry-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid rgba(61, 95, 122, 0.14);
  border-radius: 10px;
  background: var(--color-surface);
  padding: var(--sp-4) var(--sp-4) var(--sp-3);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    0 10px 32px rgba(18, 26, 34, 0.06);
  overflow: hidden;
  transition:
    transform 0.28s ease,
    box-shadow 0.28s ease,
    border-color 0.28s ease;
}

.industry-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-soft) 100%);
  opacity: 0.92;
}

.industry-card:hover {
  transform: translateY(-5px);
  border-color: rgba(61, 95, 122, 0.28);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.95) inset,
    0 20px 48px rgba(18, 26, 34, 0.11);
}

.industry-card__head {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.375rem;
  height: 3.375rem;
  margin-bottom: var(--sp-3);
  border-radius: 12px;
  background: linear-gradient(155deg, rgba(61, 95, 122, 0.11) 0%, rgba(255, 255, 255, 0.95) 72%);
  border: 1px solid rgba(61, 95, 122, 0.14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.industry-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.125rem;
  height: 2.125rem;
  color: var(--color-accent);
}

.industry-card__icon svg {
  width: 2.125rem;
  height: 2.125rem;
  stroke-width: 1.35;
}

.industry-card__title {
  margin: 0 0 var(--sp-2);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--color-text);
}

.industry-card p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.industry-card .industry-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: none;
  flex: 1;
}

.industry-card .industry-card__list li {
  position: relative;
  margin: 0 0 0.625rem;
  padding-left: 1.1rem;
  font-size: 0.84375rem;
  line-height: 1.5;
  color: var(--color-text-muted);
}

.industry-card .industry-card__list li:last-child {
  margin-bottom: 0;
}

.industry-card .industry-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: var(--color-accent);
  opacity: 0.55;
  transform: rotate(45deg);
}

@media (prefers-reduced-motion: reduce) {
  .industry-card {
    transition: none;
  }

  .industry-card:hover {
    transform: none;
  }
}

.focus-list {
  margin: 0 0 var(--sp-5);
  padding-left: 1.2rem;
  color: var(--color-text-muted);
  max-width: 42rem;
}

.focus-list li {
  margin-bottom: var(--sp-2);
}

.focus-list strong {
  color: var(--color-text);
}

/* ——— Table ——— */
.table-wrap {
  margin-top: var(--sp-6);
  overflow-x: auto;
  border: 1px solid var(--color-border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: var(--color-surface);
}

.data-table th,
.data-table td {
  padding: var(--sp-2) var(--sp-3);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  font-family: var(--font-sans);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
}

.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table td {
  color: var(--color-text-muted);
}

.data-table td:first-child {
  color: var(--color-text);
  font-weight: 500;
}

/* Product specification table — premium B2B treatment */
.table-wrap--spec {
  margin-top: var(--sp-6);
  border: 1px solid rgba(61, 95, 122, 0.2);
  border-radius: 4px;
  overflow: hidden;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.8) inset,
    0 12px 40px rgba(18, 26, 34, 0.07);
  background: var(--color-surface);
}

.data-table--spec {
  font-size: 0.8125rem;
  line-height: 1.55;
}

.data-table--spec thead {
  background: linear-gradient(180deg, #e9eef5 0%, #dfe8f2 100%);
}

.data-table--spec th {
  padding: 1rem 1.15rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-text);
  border-bottom: 2px solid rgba(61, 95, 122, 0.35);
  background: transparent;
  vertical-align: bottom;
}

.data-table--spec th:not(:last-child),
.data-table--spec td:not(:last-child) {
  border-right: 1px solid rgba(197, 205, 214, 0.85);
}

.data-table--spec td {
  padding: 1rem 1.15rem;
  vertical-align: top;
  border-bottom-color: rgba(197, 205, 214, 0.65);
  transition: background-color 0.2s ease;
}

.data-table--spec tbody tr {
  background: var(--color-surface);
}

.data-table--spec tbody tr:nth-child(even) {
  background: rgba(238, 242, 246, 0.55);
}

.data-table--spec tbody tr:hover td {
  background: rgba(61, 95, 122, 0.07);
}

.data-table--spec td:first-child {
  font-weight: 600;
  font-size: 0.84375rem;
  color: var(--color-text);
  white-space: nowrap;
}

@media (max-width: 767px) {
  .data-table--spec td:first-child {
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .data-table--spec td {
    transition: none;
  }
}

/* ——— Contact ——— */
.grid-contact {
  display: grid;
  gap: var(--sp-6);
}

@media (min-width: 768px) {
  .grid-contact {
    grid-template-columns: 1fr 1.2fr;
    gap: var(--sp-8);
    align-items: start;
  }
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.contact-list li {
  margin-bottom: var(--sp-3);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.contact-list strong {
  display: block;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text);
  margin-bottom: var(--sp-1);
}

.contact-aside__direct {
  margin-top: var(--sp-4);
}

.banner-success {
  padding: var(--sp-3);
  margin-bottom: var(--sp-4);
  border: 1px solid #a7f3d0;
  background: #ecfdf5;
  color: #065f46;
  font-weight: 600;
}

.banner-success p {
  margin: 0;
}

.contact-form .form-row {
  display: grid;
  gap: var(--sp-3);
}

@media (min-width: 768px) {
  .contact-form .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  margin-bottom: var(--sp-3);
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: var(--sp-1);
  color: var(--color-text);
}

.req {
  color: var(--color-accent);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  background: var(--color-surface);
  color: var(--color-text);
}

.form-group textarea {
  min-height: 9rem;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(61, 95, 122, 0.18);
}

.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-note {
  margin-top: var(--sp-4);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.form-note code {
  font-size: 0.85em;
  background: var(--color-bg-alt);
  padding: 0.1em 0.35em;
  border-radius: 2px;
}

/* ——— Reveal animation ——— */
.reveal {
  opacity: 0;
  transform: translateY(1.25rem);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }

  .reveal.is-visible {
    transition: none;
  }
}

/* ——— Footer ——— */
.site-footer {
  background: var(--color-header-bg);
  color: var(--color-header-text-muted);
  padding-block: var(--sp-6);
  border-top: 1px solid var(--color-header-border);
}

.footer-inner {
  display: grid;
  gap: var(--sp-4);
}

.footer-brand__row {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
}

.footer__logo {
  width: 2.5rem;
  height: 2.5rem;
  object-fit: contain;
  flex-shrink: 0;
  opacity: 0.95;
}

.footer-brand__text {
  min-width: 0;
}

@media (min-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr auto;
    align-items: start;
  }
}

.footer-tagline {
  margin: 0 0 var(--sp-2);
  font-size: 1.0625rem;
  color: var(--color-header-text);
}

.footer-address {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-header-text-muted);
}

.footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

.footer-nav a {
  color: var(--color-logo-gray);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
}

.footer-nav a:hover {
  color: var(--color-header-hover);
}

.footer-copy {
  grid-column: 1 / -1;
  margin: var(--sp-4) 0 0;
  padding-top: var(--sp-4);
  border-top: 1px solid var(--color-header-border);
  font-size: 0.8125rem;
  color: var(--color-header-text-muted);
}