/* Generated by Frontend Wireframe Engine - Phase 4
   Client: Fibre Converters
   DNA Hash: 837ea84a453e
   Typography  display-jost-modern-bauhaus
   Components  one-corner-accent
   Layout      data-storytelling-narrative
   Hero        before-after-comparison
   Button      icon-left-accent-bar
   Imagery     photography-texture-material
   Animation   progressive-disclosure
   Spacing     airy-header-dense-body
   Color       colored-background-teal
   Navigation  sub-nav-bar
   Texture     inner-shadow-recessed
   Do not edit - regenerate via the engine */

/* ============================================================
   1. TOKENS
   ============================================================ */

:root {
  /* Typography - data/dna/typography-dna.yml -> display-jost-modern-bauhaus */
  --font-heading: 'Jost', sans-serif;
  --font-body: 'Jost', sans-serif;
  --font-mono: 'Azeret Mono', ui-monospace, monospace;
  --scale-ratio: 1.414;
  --heading-weight: 500;
  --heading-case: none;
  --heading-letterspacing: -0.025em;
  --heading-line-height: 1.02;
  --body-size: 17px;
  --body-weight: 400;
  --body-line-height: 1.7;
  --body-letterspacing: 0.002em;
  --max-line-length: 68ch;

  /* Color - brand_tokens (source: logo). Teal carries the surface as an
     environment, not an accent. Green is reserved for structure and origin
     markers so it never reads as an eco badge. */
  --color-brand-primary: #0da5b4;
  --color-brand-secondary: #0a5f68;
  --color-teal-abyss: #063b42;
  --color-teal-deep: #0a5f68;
  --color-teal-mid: #0d818e;
  --color-teal-bright: #0da5b4;
  --color-teal-wash: #d7e8e9;
  --color-green: #37af4a;
  --color-green-deep: #24803a;

  --color-bg-base: #eceeec;
  --color-bg-elevated: #f6f7f5;
  --color-bg-card: #ffffff;
  --color-bg-sunk: #e2e5e2;

  --color-text-primary: #14181a;
  --color-text-secondary: #4c5658;
  --color-text-on-dark: #eaf4f4;
  --color-text-on-dark-dim: #b8d4d6;

  /* Small text on a dark teal surface needs more lift than the raw brand
     hexes carry. #0da5b4 reaches 4.05:1 on the abyss, which clears large
     display type and fails body and label sizes. These two are the small-text
     variants; the true brand hexes stay on headline splits, fills and rules. */
  --color-teal-on-dark: #4fd3e0;
  --color-green-on-dark: #5cc96d;

  --color-accent: #37af4a;
  --color-border: rgba(20, 24, 26, 0.14);
  --color-border-dark: rgba(234, 244, 244, 0.18);
  --color-steel: #6e7377;

  /* Components - data/dna/component-personality.yml -> one-corner-accent
     Expressed as the radius a cutting die leaves on a converted part. */
  --radius: 0 0 22px 0;
  --radius-sm: 0 0 10px 0;
  --radius-lg: 0 0 34px 0;
  --shadow: 0 4px 16px rgba(6, 59, 66, 0.14);
  --border: 1.5px solid var(--color-border);

  /* Texture - data/dna/texture-depth.yml -> inner-shadow-recessed
     Read as score and crease, not as soft-touch plastic. */
  --crease-light: inset 0 1px 0 rgba(255, 255, 255, 0.9);
  --crease-dark: inset 0 -1px 0 rgba(20, 24, 26, 0.16);
  --well-inset: inset 0 2px 5px rgba(6, 59, 66, 0.13), inset 0 -1px 0 rgba(255, 255, 255, 0.75);
  --well-inset-dark: inset 0 2px 6px rgba(0, 0, 0, 0.34), inset 0 -1px 0 rgba(234, 244, 244, 0.09);

  /* Spacing - data/dna/spacing-philosophy.yml -> airy-header-dense-body */
  --spacing-base: 8px;
  --space-hero: clamp(56px, 6.6vw, 94px);
  --space-section: clamp(48px, 6vw, 76px);
  --space-paragraph: 14px;
  --space-component: 16px;
  --pad-hero: clamp(20px, 6vw, 120px);
  --pad-body: clamp(20px, 3.4vw, 48px);

  /* Layout - data/dna/layout-archetypes.yml -> data-storytelling-narrative */
  --layout-narrative: 720px;
  --layout-breakout: 1200px;
  --layout-max-width: 1200px;
  --layout-whitespace-ratio: 0.45;

  /* Animation - data/dna/animation-character.yml -> progressive-disclosure
     plus the craft floor from data/animation-craft.yml */
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-staged: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-speed: 250ms;
  --entrance-duration: 400ms;
  --stagger-delay: 200ms;
  --hover-duration: 220ms;

  --nav-h: 66px;
  --subnav-h: 46px;
}

/* ============================================================
   2. BASE
   ============================================================ */

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + var(--subnav-h) + 12px); }

body {
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--body-size);
  font-weight: var(--body-weight);
  line-height: var(--body-line-height);
  letter-spacing: var(--body-letterspacing);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-teal-abyss);
  color: var(--color-text-on-dark);
  padding: 12px 20px;
  z-index: 200;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ============================================================
   3. TYPOGRAPHY
   One geometric family. Hierarchy is carried by weight and size,
   never by a second display face. Mono is data only.
   ============================================================ */

.t-display,
.t-h1,
.t-h2,
.t-h3 {
  font-family: var(--font-heading);
  font-weight: var(--heading-weight);
  letter-spacing: var(--heading-letterspacing);
  line-height: var(--heading-line-height);
  text-wrap: balance;
}

.t-display { font-size: clamp(2.5rem, 6.5vw, 4.7rem); }
.t-h1      { font-size: clamp(2.3rem, 5.6vw, 4rem); }
.t-h2      { font-size: clamp(1.85rem, 3.6vw, 2.9rem); }
.t-h3      { font-size: clamp(1.2rem, 1.7vw, 1.5rem); font-weight: 600; letter-spacing: -0.015em; line-height: 1.2; }

.t-lead {
  font-size: clamp(1.1rem, 1.6vw, 1.32rem);
  line-height: 1.55;
  font-weight: 400;
  color: var(--color-text-secondary);
  letter-spacing: -0.005em;
}

.t-body p { margin-bottom: var(--space-paragraph); }
.t-body p:last-child { margin-bottom: 0; }
.t-body a:not(.btn) {
  color: var(--color-teal-deep);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: rgba(13, 165, 180, 0.55);
  transition: text-decoration-color var(--transition-speed) var(--ease-out), color var(--transition-speed) var(--ease-out);
}
.t-body a:not(.btn):hover { color: var(--color-green-deep); text-decoration-color: var(--color-green); }

/* Mono label. Uppercase and tracking live HERE, in one class, and never as
   Tailwind utilities repeated across sections. */
.mono-label {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1.4;
  color: var(--color-teal-deep);
}
.mono-label--dim { color: var(--color-text-secondary); }
.mono-label--on-dark { color: var(--color-text-on-dark-dim); }
.mono-label--green { color: var(--color-green-deep); }
.mono-label--green-on-dark { color: var(--color-green-on-dark); }

.mono-data {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.82rem;
  letter-spacing: 0.01em;
}

/* Mutation: split-color-heading. The two logo colours, structural. */
.hi-teal  { color: var(--color-teal-bright); }
.hi-green { color: var(--color-green); }
.hi-teal-ink  { color: var(--color-teal-deep); }
.hi-green-ink { color: var(--color-green-deep); }
.hi-dim { color: var(--color-text-on-dark-dim); }

/* ============================================================
   4. LAYOUT ARCHETYPE - data-storytelling-narrative
   The width rhythm is the archetype. Narrative prose runs narrow,
   evidence breaks wider, plates go edge to edge.
   ============================================================ */

.narrative {
  max-width: var(--layout-narrative);
  margin-inline: auto;
  padding-inline: var(--pad-body);
}

.breakout {
  max-width: var(--layout-breakout);
  margin-inline: auto;
  padding-inline: var(--pad-body);
}

.plate { width: 100%; }

.zone { padding-block: var(--space-section); }
.zone--hero-space { padding-block: var(--space-hero); }

/* Section alternation - the archetype's light breather between deep zones */
.zone--paper { background: var(--color-bg-base); }
.zone--raised { background: var(--color-bg-elevated); }
.zone--deep {
  background: var(--color-teal-deep);
  color: var(--color-text-on-dark);
}
.zone--abyss {
  background: var(--color-teal-abyss);
  color: var(--color-text-on-dark);
}
.zone--deep .t-lead,
.zone--abyss .t-lead { color: var(--color-text-on-dark-dim); }
.zone--deep .t-body,
.zone--abyss .t-body { color: var(--color-text-on-dark); }

/* Distinguishing feature: data visualisation sections are wider than text
   sections, creating width rhythm. This pair is that rule. */
.rhythm-narrow + .rhythm-wide { margin-top: clamp(28px, 3.5vw, 48px); }
.rhythm-wide + .rhythm-narrow { margin-top: clamp(28px, 3.5vw, 48px); }

/* Mutation: asymmetric-offset. Evidence column outweighs the prose beside it. */
.offset-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 48px);
}
@media (min-width: 900px) {
  .offset-grid { grid-template-columns: 1fr 2.35fr; align-items: start; }
  .offset-grid > :first-child { position: sticky; top: calc(var(--nav-h) + var(--subnav-h) + 28px); }
  .offset-grid--flip { grid-template-columns: 2.35fr 1fr; }
  .offset-grid--flip > :first-child { position: static; }
  .offset-grid--flip > :last-child { padding-top: clamp(20px, 4vw, 64px); }
}

/* ============================================================
   5. TEXTURE - score and crease
   ============================================================ */

.crease {
  height: 2px;
  border: 0;
  margin: 0;
  background: transparent;
  box-shadow: var(--crease-dark), var(--crease-light);
}
.crease--dark { box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(234, 244, 244, 0.12); }

.well {
  background: var(--color-bg-sunk);
  box-shadow: var(--well-inset);
  border-radius: var(--radius-sm);
}
.well--dark {
  background: rgba(0, 0, 0, 0.22);
  box-shadow: var(--well-inset-dark);
}

/* ============================================================
   6. COMPONENTS - one-corner-accent (the die-cut radius)
   ============================================================ */

.card {
  background: var(--color-bg-card);
  border: var(--border);
  border-radius: var(--radius);
  box-shadow: 0 6px 20px rgba(6, 59, 66, 0.09);
  padding: clamp(20px, 2.2vw, 28px);
  transition: box-shadow var(--hover-duration) var(--ease-out), transform var(--hover-duration) var(--ease-out);
}
.card--dark {
  background: rgba(255, 255, 255, 0.045);
  border-color: var(--color-border-dark);
  box-shadow: none;
  color: var(--color-text-on-dark);
}
.card--flat { box-shadow: none; }

@media (hover: hover) and (pointer: fine) {
  .card--lift:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 34px rgba(6, 59, 66, 0.17);
  }
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  padding: 5px 10px 5px 8px;
  border: 1px solid var(--color-border);
  border-radius: 0 0 8px 0;
  color: var(--color-text-secondary);
  background: var(--color-bg-elevated);
}
.tag--on-dark {
  border-color: var(--color-border-dark);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-on-dark-dim);
}
.tag__dot { width: 6px; height: 6px; background: var(--color-green); flex: none; }
.tag__dot--teal { background: var(--color-teal-bright); }

/* ============================================================
   7. BUTTON ARCHETYPE - icon-left-accent-bar
   A labelled machine control: accent bar, icon in the bar zone, text right.
   The bar grows on hover via scaleX, never via width (GPU only).
   ============================================================ */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px 13px 46px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.015em;
  border-radius: 0 0 14px 0;
  border: 1.5px solid var(--color-border);
  background: var(--color-bg-card);
  color: var(--color-text-primary);
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(6, 59, 66, 0.1);
  transition: transform 160ms var(--ease-out), box-shadow var(--hover-duration) var(--ease-out),
              background-color var(--hover-duration) var(--ease-out), color var(--hover-duration) var(--ease-out),
              border-color var(--hover-duration) var(--ease-out);
}
.btn::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1.5px;
  bottom: -1.5px;
  width: 5px;
  background: var(--color-teal-bright);
  transform-origin: left center;
  transition: transform var(--hover-duration) var(--ease-out);
}
.btn__icon {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-teal-deep);
  pointer-events: none;
}

.btn--primary {
  background: var(--color-teal-deep);
  border-color: var(--color-teal-deep);
  color: #ffffff;
}
.btn--primary::before { background: var(--color-green); }
.btn--primary .btn__icon { color: #ffffff; }

.btn--ghost {
  background: transparent;
  border-color: var(--color-border-dark);
  color: var(--color-text-on-dark);
}
.btn--ghost::before { background: var(--color-green); }
.btn--ghost .btn__icon { color: var(--color-green-on-dark); }

.btn--sm { padding: 9px 16px 9px 38px; font-size: 0.85rem; }
.btn--sm .btn__icon { left: 12px; width: 15px; height: 15px; }

@media (hover: hover) and (pointer: fine) {
  .btn:hover { box-shadow: 0 6px 16px rgba(6, 59, 66, 0.18); }
  .btn:hover::before { transform: scaleX(1.9); }
  .btn--primary:hover { background: var(--color-teal-abyss); border-color: var(--color-teal-abyss); }
  .btn--ghost:hover { background: rgba(255, 255, 255, 0.08); }
}
.btn:active { transform: scale(0.97); }
.btn:active::before { transform: scaleX(0.6); }

/* ============================================================
   8. NAVIGATION - sub-nav-bar
   Slim primary bar plus a sticky context rail. Both stick.
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--color-teal-abyss);
  color: var(--color-text-on-dark);
}

.nav-primary {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-logo img { height: 34px; width: auto; display: block; }

.nav-links { display: none; gap: 26px; margin-left: auto; align-items: center; }
@media (min-width: 1024px) { .nav-links { display: flex; } }

.nav-link {
  position: relative;
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--color-text-on-dark);
  text-decoration: none;
  padding-block: 6px;
  transition: color var(--transition-speed) var(--ease-out);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--color-green);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition-speed) var(--ease-out);
}
.nav-link:hover { color: #ffffff; }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link[aria-current="page"] { color: #ffffff; }
.nav-link[aria-current="page"]::after { transform: scaleX(1); background: var(--color-teal-bright); }

.nav-phone {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--color-text-on-dark-dim);
  text-decoration: none;
  transition: color var(--transition-speed) var(--ease-out);
}
.nav-phone:hover { color: var(--color-teal-bright); }
@media (min-width: 640px) { .nav-phone { display: inline-flex; align-items: center; gap: 8px; } }

.nav-toggle {
  margin-left: auto;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-on-dark);
  border-radius: 0 0 8px 0;
  cursor: pointer;
  transition: transform 160ms var(--ease-out), background-color var(--transition-speed) var(--ease-out);
}
.nav-toggle:active { transform: scale(0.97); }
@media (min-width: 1024px) { .nav-toggle { display: none; } }

/* Sub-nav: the context rail. Section anchors on the page you are on. */
.subnav {
  position: sticky;
  top: var(--nav-h);
  z-index: 55;
  background: var(--color-teal-deep);
  box-shadow: inset 0 1px 0 rgba(234, 244, 244, 0.14), inset 0 -1px 0 rgba(0, 0, 0, 0.3);
}
.subnav__inner {
  height: var(--subnav-h);
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  scroll-snap-type: x proximity;
}
.subnav__inner::-webkit-scrollbar { display: none; }

.subnav__crumb {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-text-on-dark-dim);
  white-space: nowrap;
  padding-right: 14px;
  margin-right: 6px;
  border-right: 1px solid var(--color-border-dark);
  flex: none;
}
.subnav__crumb a { color: inherit; text-decoration: none; }
.subnav__crumb a:hover { color: var(--color-teal-bright); }

.subnav__link {
  flex: none;
  scroll-snap-align: start;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-on-dark-dim);
  text-decoration: none;
  padding: 6px 12px;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-speed) var(--ease-out), border-color var(--transition-speed) var(--ease-out);
}
.subnav__link:hover { color: #ffffff; }
.subnav__link.is-active { color: #ffffff; border-bottom-color: var(--color-green); }

/* Mobile menu - full viewport overlay */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  z-index: 100;
  display: none;
  flex-direction: column;
  overflow-y: auto;
  background: var(--color-teal-abyss);
  color: var(--color-text-on-dark);
  padding: 24px;
  padding-top: max(24px, env(safe-area-inset-top));
  padding-bottom: max(24px, env(safe-area-inset-bottom));
}
.mobile-menu.is-open { display: flex; }
.mobile-menu__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--color-border-dark);
  border-radius: 0 0 8px 0;
  color: var(--color-text-on-dark);
  cursor: pointer;
  transition: transform 160ms var(--ease-out);
}
.mobile-menu__close:active { transform: scale(0.97); }
.mobile-menu__link {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--color-text-on-dark);
  text-decoration: none;
  padding: 14px 0;
  box-shadow: inset 0 -1px 0 rgba(234, 244, 244, 0.12);
}
.mobile-menu__link:hover { color: var(--color-teal-bright); }

/* ============================================================
   9. HERO ARCHETYPE - before-after-comparison
   Left: the assembly you see. Right: the material we make.
   ============================================================ */

.cutaway {
  position: relative;
  width: 100%;
  height: clamp(230px, 40vh, 420px);
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.34);
  background: var(--color-teal-abyss);
  touch-action: pan-y;
  --slider-pos: 50%;
}


.cutaway__layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
}
.cutaway__layer--after {
  clip-path: inset(0 0 0 var(--slider-pos));
  object-position: 42% 76%;
}

.cutaway__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--slider-pos);
  width: 3px;
  background: var(--color-green);
  transform: translateX(-1.5px);
  cursor: ew-resize;
  z-index: 3;
}
.cutaway__grip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  border-radius: 0 0 18px 0;
  background: var(--color-green);
  color: #06280e;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
}
.cutaway__caption {
  position: absolute;
  bottom: 14px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 7px 11px;
  background: rgba(6, 59, 66, 0.82);
  color: var(--color-text-on-dark);
  border-radius: 0 0 8px 0;
}
.cutaway__caption--left { left: 14px; }
.cutaway__caption--right { right: 14px; color: var(--color-green-on-dark); }

.cutaway__range {
  position: absolute;
  inset: 0;
  z-index: 4;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
}
.cutaway__range::-webkit-slider-thumb { -webkit-appearance: none; width: 60px; height: 100%; }
.cutaway__range::-moz-range-thumb { width: 60px; height: 100%; border: 0; background: transparent; }
.cutaway__range:focus-visible + .cutaway__handle .cutaway__grip { outline: 3px solid #fff; outline-offset: 3px; }

/* ============================================================
   10. FIGURES - the data is the hook
   ============================================================ */

.figure-xl {
  font-family: var(--font-heading);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  font-size: clamp(3.1rem, 7vw, 5.6rem);
  line-height: 0.96;
  letter-spacing: -0.035em;
}
.figure-lg {
  font-family: var(--font-heading);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  font-size: clamp(2.1rem, 3.6vw, 3rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.figure-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  background: var(--color-border-dark);
}
@media (min-width: 700px) { .figure-row { grid-template-columns: repeat(3, 1fr); } }
.figure-cell {
  background: var(--color-teal-deep);
  padding: clamp(22px, 3vw, 34px) clamp(18px, 2.4vw, 30px);
}

/* Spec table - the dense body the spacing axis calls for */
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th,
.spec-table td {
  text-align: left;
  padding: 11px 14px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  font-size: 0.92rem;
}
.spec-table th {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-teal-deep);
  font-weight: 500;
  width: 34%;
}
.spec-table tr:last-child th,
.spec-table tr:last-child td { border-bottom: 0; }
.spec-table--dark th { color: var(--color-green-on-dark); }
.spec-table--dark th,
.spec-table--dark td { border-bottom-color: var(--color-border-dark); }

/* ============================================================
   11. PROCESS RAIL - one continuous line, not three tiles
   ============================================================ */

.rail { position: relative; }
.rail__line {
  position: absolute;
  left: 0;
  right: 0;
  top: 34px;
  height: 2px;
  background: linear-gradient(90deg,
    rgba(13, 165, 180, 0.15) 0%,
    var(--color-teal-bright) 12%,
    var(--color-teal-bright) 50%,
    var(--color-green) 88%,
    rgba(55, 175, 74, 0.15) 100%);
  display: none;
}
@media (min-width: 900px) { .rail__line { display: block; } }

.rail__stages {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  position: relative;
}
@media (min-width: 900px) { .rail__stages { grid-template-columns: repeat(5, 1fr); gap: 18px; } }

.stage__marker {
  width: 68px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-teal-abyss);
  border: 2px solid var(--color-teal-bright);
  border-radius: 0 0 20px 0;
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
}
.stage__marker--green { border-color: var(--color-green); }
.stage__num {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--color-teal-on-dark);
}
.stage__marker--green .stage__num { color: var(--color-green-on-dark); }

.stage__owner {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-green-on-dark);
}

/* ============================================================
   12. MUTATION - hover-reveal-content
   The surface is the product. The Fibre part is underneath.
   Touch gets a real button, not a dead hover.
   ============================================================ */

.reveal {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--color-teal-abyss);
  border: 1.5px solid var(--color-border-dark);
}
.reveal__media {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 420ms var(--ease-out), opacity 300ms var(--ease-out);
}
.reveal__face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(16px, 2vw, 22px);
  background: linear-gradient(0deg, rgba(6, 59, 66, 0.96) 0%, rgba(6, 59, 66, 0.72) 46%, rgba(6, 59, 66, 0.06) 100%);
  color: var(--color-text-on-dark);
}
.reveal__back {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 26px);
  background: var(--color-teal-abyss);
  color: var(--color-text-on-dark);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 300ms var(--ease-out), transform 380ms var(--ease-out);
  pointer-events: none;
}
.reveal.is-open .reveal__back { opacity: 1; transform: translateY(0); pointer-events: auto; }
.reveal.is-open .reveal__media { transform: scale(1.04); }

@media (hover: hover) and (pointer: fine) {
  .reveal:hover .reveal__back { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .reveal:hover .reveal__media { transform: scale(1.04); }
}

.reveal__toggle {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 5;
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 12px;
  background: var(--color-green);
  color: #06280e;
  border: 0;
  border-radius: 0 0 12px 0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  cursor: pointer;
  transition: transform 160ms var(--ease-out);
}
.reveal__toggle:active { transform: scale(0.97); }

/* ============================================================
   13. LOGO WALL
   ============================================================ */

.logo-wall {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
}
@media (min-width: 640px) { .logo-wall { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1000px) { .logo-wall { grid-template-columns: repeat(6, 1fr); } }
.logo-wall__cell {
  background: var(--color-bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 14px;
  min-height: 84px;
}
.logo-wall__cell img {
  max-height: 30px;
  max-width: 100%;
  width: auto;
  opacity: 0.62;
  filter: grayscale(100%);
  transition: opacity var(--transition-speed) var(--ease-out), filter var(--transition-speed) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .logo-wall__cell:hover img { opacity: 1; filter: grayscale(0%); }
}

/* ============================================================
   14. FORMS
   ============================================================ */

.field { display: block; margin-bottom: 18px; }
.field__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-teal-deep);
  margin-bottom: 7px;
}
.field__input,
.field__select,
.field__textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-primary);
  background: var(--color-bg-sunk);
  border: 0;
  box-shadow: var(--well-inset);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
  transition: box-shadow var(--transition-speed) var(--ease-out);
}
.field__textarea { min-height: 128px; resize: vertical; }
.field__input:focus,
.field__select:focus,
.field__textarea:focus {
  outline: none;
  box-shadow: var(--well-inset), 0 0 0 2px var(--color-teal-bright);
}
.field__hint { font-size: 0.8rem; color: var(--color-text-secondary); margin-top: 6px; }

/* ============================================================
   15. FAQ
   ============================================================ */

.faq__item { border-bottom: 1px solid var(--color-border); padding-block: 6px; }
.faq__q {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 16px 0;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--color-text-primary);
}
.faq__sign { flex: none; width: 22px; height: 22px; margin-top: 3px; color: var(--color-teal-deep); transition: transform var(--transition-speed) var(--ease-out); }
.faq__item.is-open .faq__sign { transform: rotate(45deg); }
.faq__a { display: none; padding-bottom: 18px; max-width: 62ch; color: var(--color-text-secondary); }
.faq__item.is-open .faq__a { display: block; }

/* ============================================================
   16. FOOTER
   ============================================================ */

.site-footer { background: var(--color-teal-abyss); color: var(--color-text-on-dark); }
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 700px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
.footer-link {
  display: block;
  color: var(--color-text-on-dark-dim);
  text-decoration: none;
  font-size: 0.92rem;
  padding: 5px 0;
  transition: color var(--transition-speed) var(--ease-out);
}
.footer-link:hover { color: var(--color-teal-bright); }

/* ============================================================
   17. ANIMATION - progressive-disclosure
   Staged reveal in strict content hierarchy. Anything already in
   the first viewport is shown on load and never waits on an
   observer: a hero that depends on scroll is a blank hero.
   ============================================================ */

.stage-in {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--entrance-duration) var(--ease-staged),
              transform var(--entrance-duration) var(--ease-staged);
}
.stage-in.is-in { opacity: 1; transform: translateY(0); }

.stage-1 { transition-delay: 0ms; }
.stage-2 { transition-delay: 200ms; }
.stage-3 { transition-delay: 400ms; }
.stage-4 { transition-delay: 600ms; }
.stage-5 { transition-delay: 800ms; }

/* No JS: never hide content. */
.no-js .stage-in { opacity: 1; transform: none; }

/* ============================================================
   18. 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;
  }
  [data-parallax], [class*="parallax"], .zoom-element, .scroll-rotate {
    animation: none !important;
    animation-timeline: none !important;
    transform: none !important;
  }
  .stage-in { opacity: 1 !important; transform: none !important; transition-delay: 0ms !important; }
  .reveal__media { transform: none !important; }
}