/* ==========================================================================
   INR Global Sourcing — Design System
   Apparel sourcing, product development and production coordination
   from Tiruppur, India.
   ========================================================================== */

/* ---------- 1. Design Tokens ---------- */
:root {
  /* Colour palette */
  --c-charcoal:      #171717;
  --c-ivory:         #F3F0E9;
  --c-white:         #FFFFFF;
  --c-beige:         #B8A58C;
  --c-olive:         #4A5141;
  --c-orange:        #E85A2A;
  --c-muted:         #6E6B65;
  --c-border:        rgba(23, 23, 23, 0.16);
  --c-border-light:  rgba(23, 23, 23, 0.08);

  /* Derived */
  --c-charcoal-80:   rgba(23, 23, 23, 0.80);
  --c-charcoal-60:   rgba(23, 23, 23, 0.60);
  --c-charcoal-40:   rgba(23, 23, 23, 0.40);
  --c-ivory-80:      rgba(243, 240, 233, 0.80);
  --c-ivory-60:      rgba(243, 240, 233, 0.60);

  /* Typography */
  --font-sans:    "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-serif:   "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-body:    "Inter", "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --fs-hero:      clamp(4rem, 9vw, 8rem);
  --fs-h1:        clamp(2.75rem, 6vw, 6rem);
  --fs-h2:        clamp(2.5rem, 6vw, 6rem);
  --fs-h3:        clamp(1.75rem, 3vw, 2.75rem);
  --fs-h4:        clamp(1.25rem, 2vw, 1.5rem);
  --fs-eyebrow:   clamp(0.75rem, 1vw, 0.8125rem);
  --fs-body:      clamp(1rem, 1.1vw, 1.125rem);
  --fs-small:     0.875rem;
  --fs-tiny:      0.75rem;

  --lh-tight:     1.05;
  --lh-snug:      1.2;
  --lh-body:      1.7;

  --tracking-eyebrow: 0.18em;
  --tracking-wide:    0.04em;

  /* Layout */
  --container:    1440px;
  --container-narrow: 1280px;
  --body-copy:    680px;
  --gutter:       clamp(1.25rem, 4vw, 3rem);
  --gutter-lg:    clamp(2rem, 6vw, 5rem);

  /* Spacing scale */
  --space-2xs: 0.5rem;
  --space-xs:  1rem;
  --space-sm:  1.5rem;
  --space-md:  2.5rem;
  --space-lg:  4rem;
  --space-xl:  6rem;
  --space-2xl: clamp(6rem, 12vw, 10rem);

  /* Header */
  --header-h:       88px;
  --header-h-scrolled: 64px;

  /* Motion */
  --ease:           cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out:       cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast:       0.2s;
  --dur:            0.4s;
  --dur-slow:       0.7s;
  --dur-slowest:    1.1s;

  /* Radius */
  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(23,23,23,0.06);
  --shadow:    0 8px 30px rgba(23,23,23,0.10);
  --shadow-lg: 0 24px 60px rgba(23,23,23,0.16);
}

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

* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--c-charcoal);
  background: var(--c-ivory);
  font-weight: 400;
  min-height: 100vh;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

body.no-scroll { overflow: hidden; }

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

input, button, textarea, select { font: inherit; color: inherit; }

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

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

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

table { border-collapse: collapse; width: 100%; }

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

/* ---------- 3. Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 600;
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  color: var(--c-charcoal);
}

h1 {
  font-size: var(--fs-h1);
  font-weight: 700;
  letter-spacing: -0.03em;
}

h2 { font-size: var(--fs-h2); letter-spacing: -0.03em; }
h3 { font-size: var(--fs-h3); line-height: var(--lh-snug); }
h4 { font-size: var(--fs-h4); line-height: var(--lh-snug); }

p { max-width: var(--body-copy); }

.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--c-olive);
  display: inline-block;
}

.eyebrow--light { color: var(--c-beige); }
.eyebrow--orange { color: var(--c-orange); }

.serif { font-family: var(--font-serif); font-weight: 500; }

.lede {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  line-height: 1.5;
  color: var(--c-charcoal-80);
  max-width: 720px;
}

.muted { color: var(--c-muted); }

.tiny { font-size: var(--fs-small); color: var(--c-muted); }

/* ---------- 4. Layout Helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow { max-width: var(--container-narrow); }

.section {
  padding-block: var(--space-2xl);
}

.section--tight { padding-block: var(--space-xl); }

.section--dark {
  background: var(--c-charcoal);
  color: var(--c-ivory);
}

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 { color: var(--c-ivory); }

.section--dark .muted { color: var(--c-ivory-60); }

.section--olive {
  background: var(--c-olive);
  color: var(--c-ivory);
}

.section--white { background: var(--c-white); }

.section-head {
  display: grid;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.section-head__eyebrow { margin-bottom: var(--space-2xs); }

.section-head__title {
  max-width: 18ch;
}

.section-head__lede {
  margin-top: var(--space-xs);
}

/* ---------- 5. Skip Link ---------- */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-xs);
  z-index: 2000;
  background: var(--c-charcoal);
  color: var(--c-ivory);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--fs-small);
}
.skip-link:focus { top: var(--space-xs); }

/* ---------- 6. Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background var(--dur) var(--ease), height var(--dur) var(--ease),
              border-color var(--dur) var(--ease), backdrop-filter var(--dur) var(--ease);
  border-bottom: 1px solid transparent;
}

.site-header--scrolled {
  height: var(--header-h-scrolled);
  background: var(--c-ivory-80);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--c-border-light);
}

.site-header__inner {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.02em;
  color: var(--c-charcoal);
  line-height: 1;
}
.site-header:not(.site-header--scrolled) .brand { color: var(--c-ivory); }

.brand__mark {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  color: var(--c-orange);
}
.brand__name { text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.9375rem; }
.brand__sub  { font-size: 0.6875rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-muted); font-weight: 500; }
.site-header:not(.site-header--scrolled) .brand__sub { color: var(--c-ivory-60); }

.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
}

.nav__link {
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--c-charcoal);
  position: relative;
  padding-block: 0.5rem;
  transition: color var(--dur-fast) var(--ease);
}
.site-header:not(.site-header--scrolled) .nav__link { color: var(--c-ivory); }
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--dur) var(--ease);
}
.nav__link:hover::after,
.nav__link:focus-visible::after,
.nav__link[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }

.nav__link[aria-current="page"] { color: var(--c-orange); }
.site-header:not(.site-header--scrolled) .nav__link[aria-current="page"] { color: var(--c-orange); }

/* ---------- 7. Buttons ---------- */
.btn {
  --btn-bg: var(--c-orange);
  --btn-fg: var(--c-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.95rem 1.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--fs-small);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid transparent;
  border-radius: 999px;
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease),
              color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
  min-height: 48px;
  text-align: center;
}
.btn:hover, .btn:focus-visible { transform: translateY(-3px); }
.btn:active { transform: translateY(-1px); }

.btn--primary { --btn-bg: var(--c-orange); --btn-fg: var(--c-white); }
.btn--primary:hover { --btn-bg: #d4502a; }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--c-charcoal);
  border-color: var(--c-border);
}
.btn--ghost:hover { border-color: var(--c-charcoal); --btn-fg: var(--c-charcoal); }

.btn--light {
  --btn-bg: transparent;
  --btn-fg: var(--c-ivory);
  border-color: rgba(243,240,233,0.4);
}
.btn--light:hover { border-color: var(--c-ivory); }

.btn--solid-light {
  --btn-bg: var(--c-ivory);
  --btn-fg: var(--c-charcoal);
}
.btn--solid-light:hover { --btn-bg: var(--c-white); }

.btn--block { width: 100%; }
.btn--lg { padding: 1.1rem 2rem; font-size: 0.9375rem; }

.btn .btn__arrow { transition: transform var(--dur-fast) var(--ease); }
.btn:hover .btn__arrow { transform: translateX(4px); }

/* ---------- 8. Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-block: calc(var(--header-h) + var(--space-lg)) var(--space-xl);
  overflow: hidden;
  background: var(--c-charcoal);
  color: var(--c-ivory);
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero__video,
.hero__poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__video {
  transform: scale(1.04);
  will-change: transform;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(23,23,23,0.55) 0%, rgba(23,23,23,0.25) 35%, rgba(23,23,23,0.75) 100%);
}

.hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.hero__eyebrow {
  color: var(--c-beige);
  margin-bottom: var(--space-sm);
  opacity: 0;
  transform: translateY(16px);
}

.hero__title {
  font-family: var(--font-sans);
  font-size: var(--fs-hero);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--c-ivory);
  text-transform: uppercase;
  max-width: 16ch;
}

.hero__title .line {
  display: block;
  overflow: hidden;
}
.hero__title .line > span {
  display: block;
  transform: translateY(110%);
  will-change: transform;
}

.hero__lede {
  margin-top: var(--space-md);
  max-width: 540px;
  color: var(--c-ivory-80);
  font-size: clamp(1rem, 1.4vw, 1.1875rem);
  line-height: 1.6;
  opacity: 0;
  transform: translateY(20px);
}

.hero__ctas {
  margin-top: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  opacity: 0;
  transform: translateY(20px);
}

.hero__scroll {
  position: absolute;
  right: var(--gutter);
  bottom: var(--space-md);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--c-ivory-60);
  opacity: 0;
}
.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(var(--c-ivory-60), transparent);
  position: relative;
  overflow: hidden;
}
.hero__scroll-line::after {
  content: "";
  position: absolute;
  top: -50%; left: 0;
  width: 100%; height: 50%;
  background: var(--c-ivory);
  animation: scrollDot 2.2s var(--ease) infinite;
}

@keyframes scrollDot {
  0%   { top: -50%; }
  100% { top: 100%; }
}

/* Short hero variant for interior pages */
.hero--short {
  min-height: 72svh;
  align-items: flex-end;
}
.hero--short .hero__title { font-size: clamp(2.75rem, 7vw, 6rem); }

/* ---------- 9. Split Editorial Section ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}
.split--reverse .split__text { order: 2; }
.split--image-reveal {
  grid-template-columns: 1.1fr 1fr;
}

.split__text {
  display: grid;
  gap: var(--space-sm);
  justify-self: start;
}

.split__title {
  font-size: var(--fs-h2);
  letter-spacing: -0.03em;
  max-width: 14ch;
}

.split__body {
  color: var(--c-charcoal-80);
  font-size: 1.0625rem;
  line-height: var(--lh-body);
  max-width: var(--body-copy);
}

.split__media {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--c-beige);
}
.split__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slowest) var(--ease);
}
.split__overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: var(--space-md);
  background: linear-gradient(transparent, rgba(23,23,23,0.7));
  color: var(--c-ivory);
}
.split__overlay-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 500;
}
.split__overlay-sub {
  margin-top: 0.5rem;
  font-size: var(--fs-small);
  color: var(--c-ivory-80);
  max-width: 40ch;
}

/* ---------- 10. Capability Cards ---------- */
.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--c-border);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.cap-card {
  background: var(--c-ivory);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  min-height: 320px;
  transition: background var(--dur) var(--ease);
}
.cap-card:hover { background: var(--c-white); }
.cap-card__index {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--c-orange);
}
.cap-card__title {
  font-size: 1.375rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.cap-card__body {
  color: var(--c-muted);
  font-size: 1rem;
  line-height: 1.65;
  max-width: 36ch;
}

/* ---------- 11. Product Cards ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xs);
}
.product-card {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--c-beige);
  display: block;
}
.product-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
}
.product-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(23,23,23,0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-sm);
  color: var(--c-ivory);
  transition: background var(--dur) var(--ease);
}
.product-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transform: translateY(0);
  transition: transform var(--dur) var(--ease);
}
.product-card__cta {
  margin-top: 0.5rem;
  font-size: var(--fs-tiny);
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--c-beige);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.product-card:hover img,
.product-card:focus-visible img { transform: scale(1.06); }
.product-card:hover .product-card__title,
.product-card:focus-visible .product-card__title { transform: translateY(-6px); }
.product-card:hover .product-card__cta,
.product-card:focus-visible .product-card__cta { opacity: 1; transform: translateY(0); }

.product-card__badge {
  position: absolute;
  top: var(--space-xs); left: var(--space-xs);
  background: var(--c-ivory);
  color: var(--c-muted);
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  font-weight: 600;
}

/* ---------- 12. Process Timeline ---------- */
.process {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.process__line {
  position: absolute;
  left: 0; top: 28px;
  width: 100%; height: 1px;
  background: var(--c-border);
  z-index: 0;
}
.process__line-progress {
  position: absolute;
  left: 0; top: 0;
  height: 100%;
  width: 0;
  background: var(--c-orange);
  transition: width 0.1s linear;
}
.process-step {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-xs);
  padding-top: 56px;
}
.process-step__dot {
  position: absolute;
  top: 20px; left: 0;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--c-ivory);
  border: 2px solid var(--c-border);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.process-step.is-active .process-step__dot {
  border-color: var(--c-orange);
  background: var(--c-orange);
}
.process-step__index {
  font-family: var(--font-serif);
  color: var(--c-orange);
  font-size: 1.25rem;
}
.process-step__title {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}
.process-step__body {
  color: var(--c-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  max-width: 32ch;
}

/* ---------- 13. Why INR grid ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md) var(--space-lg);
}
.why-item {
  display: grid;
  gap: var(--space-2xs);
  padding-block: var(--space-sm);
  border-top: 1px solid var(--c-border);
}
.why-item__title {
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  line-height: 1.25;
}
.why-item__body {
  color: var(--c-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  max-width: 38ch;
}

/* ---------- 14. Responsibility panel ---------- */
.responsibility {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: stretch;
}
.responsibility__list {
  display: grid;
  gap: var(--space-xs);
}
.responsibility__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-xs);
  align-items: start;
  padding-block: 0.75rem;
  border-bottom: 1px solid var(--c-border-light);
  font-size: 1rem;
}
.responsibility__item::before {
  content: "";
  width: 8px; height: 8px;
  margin-top: 0.55rem;
  border-radius: 50%;
  background: var(--c-olive);
}
.responsibility__note {
  margin-top: var(--space-md);
  padding: var(--space-sm);
  background: var(--c-white);
  border-left: 3px solid var(--c-orange);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  color: var(--c-charcoal-80);
}
.responsibility__media {
  position: relative;
  min-height: 420px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--c-olive);
}
.responsibility__media img {
  width: 100%; height: 100%;
  object-fit: cover;
}

/* ---------- 15. CTA Banner ---------- */
.cta-banner {
  background: var(--c-charcoal);
  color: var(--c-ivory);
  padding-block: var(--space-2xl);
  text-align: center;
}
.cta-banner__inner {
  max-width: 900px;
  margin-inline: auto;
  display: grid;
  gap: var(--space-sm);
  justify-items: center;
}
.cta-banner__title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  letter-spacing: -0.03em;
  line-height: 1;
  text-transform: uppercase;
  color: var(--c-ivory);
}
.cta-banner__copy {
  color: var(--c-ivory-80);
  max-width: 560px;
  font-size: 1.0625rem;
}

/* ---------- 16. Inline mini form (home) ---------- */
.mini-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-xs);
  max-width: 560px;
  margin-inline: auto;
  width: 100%;
}
.mini-form__input {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  min-height: 52px;
  color: var(--c-charcoal);
}
.mini-form__input::placeholder { color: var(--c-muted); }
.mini-form__input:focus { border-color: var(--c-orange); outline: none; }

/* ---------- 17. Footer ---------- */
.site-footer {
  background: var(--c-charcoal);
  color: var(--c-ivory-80);
  padding-block: var(--space-xl) var(--space-md);
}
.site-footer__top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(243,240,233,0.14);
}
.site-footer__brand .brand { color: var(--c-ivory); }
.site-footer__brand .brand__sub { color: var(--c-ivory-60); }
.site-footer__statement {
  margin-top: var(--space-sm);
  max-width: 320px;
  color: var(--c-ivory-60);
  font-size: 0.9375rem;
  line-height: 1.65;
}
.site-footer__col h4 {
  color: var(--c-ivory);
  font-size: var(--fs-tiny);
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  margin-bottom: var(--space-xs);
  font-weight: 600;
}
.site-footer__col ul { display: grid; gap: 0.625rem; }
.site-footer__col a {
  font-size: 0.9375rem;
  color: var(--c-ivory-80);
  transition: color var(--dur-fast) var(--ease);
}
.site-footer__col a:hover { color: var(--c-orange); }

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-md);
  font-size: var(--fs-tiny);
  color: var(--c-ivory-60);
  letter-spacing: var(--tracking-wide);
}
.site-footer__bottom a { color: var(--c-ivory-60); }
.site-footer__bottom a:hover { color: var(--c-ivory); }

/* ---------- 18. Mobile Menu ---------- */
.menu-toggle {
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  position: relative;
  z-index: 1100;
}
.site-header:not(.site-header--scrolled) .menu-toggle span { background: var(--c-ivory); }
.menu-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--c-charcoal);
  position: relative;
  transition: transform var(--dur) var(--ease), opacity var(--dur-fast) var(--ease);
}
.menu-toggle span::before,
.menu-toggle span::after {
  content: "";
  position: absolute;
  left: 0; width: 22px; height: 2px;
  background: inherit;
  transition: transform var(--dur) var(--ease);
}
.menu-toggle span::before { top: -7px; }
.menu-toggle span::after  { top: 7px; }

body.menu-open .menu-toggle span { background: var(--c-charcoal); }
body.menu-open .menu-toggle span::before { transform: translateY(7px) rotate(45deg); }
body.menu-open .menu-toggle span::after  { transform: translateY(-7px) rotate(-45deg); }
body.menu-open .menu-toggle span { background: transparent; }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 1050;
  background: var(--c-ivory);
  display: flex;
  flex-direction: column;
  padding: var(--header-h) var(--gutter) var(--space-lg);
  transform: translateX(100%);
  transition: transform var(--dur) var(--ease);
  overflow-y: auto;
  visibility: hidden;
}
body.menu-open .mobile-menu { transform: translateX(0); visibility: visible; }

.mobile-menu__nav {
  display: grid;
  gap: 0;
  margin-top: var(--space-md);
}
.mobile-menu__link {
  display: block;
  padding-block: 1.1rem;
  font-family: var(--font-sans);
  font-size: clamp(1.75rem, 7vw, 2.75rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  border-bottom: 1px solid var(--c-border-light);
  color: var(--c-charcoal);
  transition: color var(--dur-fast) var(--ease), padding-left var(--dur-fast) var(--ease);
}
.mobile-menu__link:hover,
.mobile-menu__link:focus-visible { color: var(--c-orange); padding-left: 0.5rem; }

.mobile-menu__contact {
  margin-top: var(--space-lg);
  display: grid;
  gap: 0.5rem;
  font-size: 1rem;
  color: var(--c-muted);
}
.mobile-menu__contact a { color: var(--c-charcoal); font-weight: 600; }
.mobile-menu__cta { margin-top: var(--space-md); align-self: flex-start; }

/* ---------- 19. Forms ---------- */
.form {
  display: grid;
  gap: var(--space-sm);
  max-width: 720px;
}
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}
.field {
  display: grid;
  gap: 0.375rem;
}
.field--full { grid-column: 1 / -1; }
.field__label {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--c-charcoal);
  letter-spacing: 0.01em;
}
.field__label .req { color: var(--c-orange); }
.field__hint { font-size: var(--fs-tiny); color: var(--c-muted); }
.field__input,
.field__select,
.field__textarea {
  width: 100%;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1rem;
  font-size: 1rem;
  color: var(--c-charcoal);
  min-height: 48px;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
  font-family: var(--font-body);
}
.field__textarea { min-height: 140px; resize: vertical; }
.field__input:focus,
.field__select:focus,
.field__textarea:focus {
  border-color: var(--c-orange);
  outline: none;
  box-shadow: 0 0 0 3px rgba(232,90,42,0.15);
}
.field__input::placeholder,
.field__textarea::placeholder { color: var(--c-muted); }

.field--error .field__input,
.field--error .field__select,
.field--error .field__textarea {
  border-color: #c0392b;
  box-shadow: 0 0 0 3px rgba(192,57,43,0.12);
}
.field__error {
  display: none;
  font-size: var(--fs-tiny);
  color: #c0392b;
  font-weight: 500;
}
.field--error .field__error { display: block; }
.field__input[aria-invalid="true"],
.field__select[aria-invalid="true"],
.field__textarea[aria-invalid="true"] { border-color: #c0392b; }

.checkbox {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.625rem;
  align-items: start;
  font-size: 0.9375rem;
  color: var(--c-charcoal-80);
}
.checkbox input { width: 20px; height: 20px; margin-top: 0.2rem; accent-color: var(--c-orange); }
.checkbox a { color: var(--c-orange); text-decoration: underline; }

.file-upload {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.875rem 1rem;
  border: 1px dashed var(--c-border);
  border-radius: var(--radius-sm);
  background: var(--c-white);
  font-size: 0.9375rem;
  color: var(--c-muted);
  cursor: pointer;
  min-height: 48px;
  transition: border-color var(--dur-fast) var(--ease);
}
.file-upload:hover { border-color: var(--c-orange); color: var(--c-charcoal); }
.file-upload input[type="file"] { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; }
.file-upload__name { color: var(--c-charcoal); font-weight: 600; }

.form__status {
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  display: none;
}
.form__status--success { display: block; background: rgba(74,81,65,0.12); color: var(--c-olive); border: 1px solid rgba(74,81,65,0.3); }
.form__status--error { display: block; background: rgba(192,57,43,0.08); color: #c0392b; border: 1px solid rgba(192,57,43,0.25); }
.form__status[hidden] { display: none; }

.form__submit { justify-self: start; position: relative; }
.form__submit[disabled] { opacity: 0.6; cursor: not-allowed; transform: none; }
.form__submit .spinner {
  display: none;
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: var(--c-white);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.form__submit.is-loading .spinner { display: inline-block; }
.form__submit.is-loading .btn__label { opacity: 0.7; }
@keyframes spin { to { transform: rotate(360deg); } }

.form__privacy {
  font-size: var(--fs-tiny);
  color: var(--c-muted);
  max-width: 520px;
}

/* ---------- 20. Contact details ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}
.contact-details {
  display: grid;
  gap: var(--space-sm);
}
.contact-detail {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-sm);
  align-items: start;
  padding-block: var(--space-xs);
  border-top: 1px solid var(--c-border-light);
}
.contact-detail__label {
  font-size: var(--fs-tiny);
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  color: var(--c-muted);
  font-weight: 600;
}
.contact-detail__value { font-size: 1.0625rem; color: var(--c-charcoal); }
.contact-detail__value a { color: var(--c-orange); font-weight: 600; }

/* ---------- 21. Page intro / breadcrumbs ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: var(--fs-tiny);
  color: var(--c-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-eyebrow);
  margin-bottom: var(--space-md);
}
.breadcrumbs a { color: var(--c-muted); }
.breadcrumbs a:hover { color: var(--c-charcoal); }
.breadcrumbs span[aria-current] { color: var(--c-charcoal); }

/* ---------- 22. Legal pages ---------- */
.legal {
  max-width: 760px;
  margin-inline: auto;
}
.legal h1 { margin-bottom: var(--space-sm); }
.legal h2 { font-size: 1.5rem; margin-top: var(--space-lg); margin-bottom: var(--space-xs); }
.legal p, .legal li { color: var(--c-charcoal-80); line-height: 1.7; }
.legal ul { list-style: disc; padding-left: 1.5rem; display: grid; gap: 0.5rem; margin-block: var(--space-xs); }
.legal .updated { font-size: var(--fs-small); color: var(--c-muted); margin-bottom: var(--space-lg); }

/* ---------- 23. 404 page ---------- */
.notfound {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--c-charcoal);
  color: var(--c-ivory);
  padding: var(--space-xl) var(--gutter);
}
.notfound__code {
  font-family: var(--font-serif);
  font-size: clamp(6rem, 22vw, 16rem);
  font-weight: 500;
  line-height: 1;
  color: var(--c-orange);
}
.notfound__title { color: var(--c-ivory); margin-block: var(--space-sm); font-size: clamp(1.75rem, 4vw, 3rem); }
.notfound__copy { color: var(--c-ivory-80); max-width: 460px; margin-inline: auto; }
.notfound__links { display: flex; flex-wrap: wrap; gap: var(--space-xs); justify-content: center; margin-top: var(--space-md); }

/* ---------- 24. Reveal animations ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
  will-change: opacity, transform;
}
[data-reveal].is-revealed { opacity: 1; transform: translateY(0); }

[data-reveal="clip"] {
  clip-path: inset(0 0 100% 0);
  transform: none;
  transition: clip-path var(--dur-slowest) var(--ease);
}
[data-reveal="clip"].is-revealed { clip-path: inset(0 0 0 0); }

[data-reveal="fade"] { transform: none; }

[data-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
[data-stagger].is-revealed > * { opacity: 1; transform: translateY(0); }
[data-stagger].is-revealed > *:nth-child(1) { transition-delay: 0.05s; }
[data-stagger].is-revealed > *:nth-child(2) { transition-delay: 0.12s; }
[data-stagger].is-revealed > *:nth-child(3) { transition-delay: 0.19s; }
[data-stagger].is-revealed > *:nth-child(4) { transition-delay: 0.26s; }
[data-stagger].is-revealed > *:nth-child(5) { transition-delay: 0.33s; }
[data-stagger].is-revealed > *:nth-child(6) { transition-delay: 0.40s; }

/* ---------- 25. Custom cursor (fine pointer only) ---------- */
.cursor {
  position: fixed;
  top: 0; left: 0;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--c-orange);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width var(--dur-fast) var(--ease), height var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
  mix-blend-mode: difference;
  opacity: 0;
}
.cursor.is-active { opacity: 1; }
.cursor.is-hover { width: 36px; height: 36px; }

/* ---------- 26. Misc helpers ---------- */
.stack { display: grid; gap: var(--space-sm); }
.stack--tight { gap: var(--space-xs); }
.stack--loose { gap: var(--space-md); }

.text-center { text-align: center; }
.mx-auto { margin-inline: auto; }
.full-width { width: 100%; }

.divider { height: 1px; background: var(--c-border); border: 0; margin-block: var(--space-lg); }

.tag {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  font-size: var(--fs-tiny);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--c-muted);
  font-weight: 600;
}

/* ---------- 27. Capabilities detailed list ---------- */
.cap-detail {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-lg);
  align-items: start;
  padding-block: var(--space-lg);
  border-top: 1px solid var(--c-border);
}
.cap-detail:last-child { border-bottom: 1px solid var(--c-border); }
.cap-detail__head { position: sticky; top: calc(var(--header-h-scrolled) + 1rem); display: grid; gap: 0.5rem; }
.cap-detail__index {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--c-orange);
  line-height: 1;
}
.cap-detail__title { font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1.15; }
.cap-detail__body { color: var(--c-charcoal-80); font-size: 1.0625rem; line-height: 1.7; max-width: 60ch; }

/* ---------- 28. Product detail list ---------- */
.product-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  background: var(--c-white);
  border: 1px solid var(--c-border-light);
  border-radius: var(--radius);
  overflow: hidden;
}
.product-detail__media { aspect-ratio: 1; background: var(--c-beige); overflow: hidden; }
.product-detail__media img { width: 100%; height: 100%; object-fit: cover; }
.product-detail__body { padding: var(--space-sm); display: grid; gap: 0.5rem; align-content: start; }
.product-detail__title { font-size: 1.25rem; }
.product-detail__desc { color: var(--c-muted); font-size: 0.9375rem; line-height: 1.6; }
.product-detail__meta { font-size: var(--fs-tiny); color: var(--c-muted); margin-top: 0.5rem; }

/* ---------- 29. Responsive ---------- */
@media (max-width: 1100px) {
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); }
  .process__line { display: none; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .site-footer__top { grid-template-columns: 1fr 1fr; gap: var(--space-md); }
  .site-footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
  :root { --header-h: 72px; }
  .nav__list { display: none; }
  .nav .btn--primary { display: none; }
  .menu-toggle { display: flex; }

  .split,
  .split--image-reveal,
  .responsibility,
  .contact-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .split--reverse .split__text { order: 0; }
  .split__media { aspect-ratio: 4 / 3; max-height: 480px; }

  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .product-list { grid-template-columns: 1fr; }
  .product-detail { grid-template-columns: 1fr; }
  .product-detail__media { aspect-ratio: 16/9; }

  .cap-detail { grid-template-columns: 1fr; gap: var(--space-sm); padding-block: var(--space-md); }
  .cap-detail__head { position: static; }

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

  .site-footer__top { grid-template-columns: 1fr; }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }

  .hero { align-items: flex-end; padding-bottom: var(--space-lg); }
  .hero__scroll { display: none; }
}

@media (max-width: 520px) {
  .product-grid { grid-template-columns: 1fr; }
  .hero__ctas { flex-direction: column; align-items: stretch; }
  .hero__ctas .btn { width: 100%; }
  .mini-form { grid-template-columns: 1fr; }
}

/* ---------- 30. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
  [data-reveal], [data-stagger] > * {
    opacity: 1 !important;
    transform: none !important;
    clip-path: none !important;
  }
  .hero__video { transform: none !important; }
  .hero__title .line > span { transform: none !important; }
  .hero__eyebrow, .hero__lede, .hero__ctas, .hero__scroll { opacity: 1 !important; transform: none !important; }
  .hero__scroll-line::after { display: none; }
  .cursor { display: none !important; }
}

/* ---------- 31. Print ---------- */
@media print {
  .site-header, .mobile-menu, .menu-toggle, .hero__scroll, .cursor { display: none !important; }
  body { background: white; color: black; }
  .section { padding-block: 1rem; }
}