/* =========================================================================
   ETYC — Motion (editorial, premium, no flicker)
   Reveal transitions are on opacity + transform ONLY. Hover transitions
   never touch those properties, so the two systems never conflict.
   Reference easings: Pentagram / Field.io / Linear style — slow, soft,
   never bouncy.
   ========================================================================= */

:root {
  --motion-ease-out: cubic-bezier(0.22, 1, 0.36, 1);   /* premium settle */
  --motion-ease-io:  cubic-bezier(0.4, 0, 0.2, 1);     /* standard out */
  /* Premium duration tokens — calibrated to never feel "flashy".
     xs: color-only hovers (links, eyebrows)
     sm: filter/opacity/background hovers + button states
     md: box-shadow + border-color compound (card hovers)
     lg: section reveal in (opacity + transform)
     hover-img: image transforms (zoom / saturate) */
  --motion-dur-xs: 280ms;
  --motion-dur-sm: 340ms;
  --motion-dur-md: 560ms;
  --motion-dur-lg: 820ms;
  --motion-dur-hover-img: 600ms;
}

/* ---------- Scroll reveal — section level ------------------------------- */
.reveal {
  opacity: 0;
  transform: translate3d(0, 6px, 0);
  transition:
    opacity var(--motion-dur-lg) var(--motion-ease-out),
    transform var(--motion-dur-lg) var(--motion-ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* Optional eyebrow underline that draws in just before the heading appears */
.reveal .eyebrow {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.reveal .eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: 0.45;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--motion-dur-md) var(--motion-ease-out);
  transition-delay: 200ms;
}
.reveal.is-visible .eyebrow::before {
  transform: scaleX(1);
}

/* Stagger delays — applied as additional classes on the same element. */
.reveal--d1.is-visible { transition-delay: 60ms; }
.reveal--d2.is-visible { transition-delay: 120ms; }
.reveal--d3.is-visible { transition-delay: 180ms; }
.reveal--d4.is-visible { transition-delay: 240ms; }
.reveal--d5.is-visible { transition-delay: 300ms; }
.reveal--d6.is-visible { transition-delay: 360ms; }

/* ---------- Word-by-word reveal for hero headlines --------------------- */
[data-reveal-words] {
  /* The wrapper itself stays at opacity 1 — only the words animate. */
}
[data-reveal-words] .word {
  display: inline-block;
  opacity: 0;
  transform: translate3d(0, 0.4em, 0);
  animation: etyc-word-up 720ms var(--motion-ease-out) both;
  animation-delay: calc(80ms + var(--word-i, 0) * 38ms);
  /* Preserve inherited italic/colour on .signature wrapping. */
}
@keyframes etyc-word-up {
  from { opacity: 0; transform: translate3d(0, 0.45em, 0); }
  to   { opacity: 1; transform: translate3d(0, 0, 0); }
}

/* ---------- Hero entrance (subtitle, CTAs, award) ---------------------- */
@keyframes etyc-rise {
  from { opacity: 0; transform: translate3d(0, 8px, 0); }
  to   { opacity: 1; transform: translate3d(0, 0, 0); }
}
.page-header .h-display,
.about-mission__line       { opacity: 0; animation: etyc-rise 720ms var(--motion-ease-out) 80ms forwards; }
.page-header .lede,
.about-mission__sub        { opacity: 0; animation: etyc-rise 720ms var(--motion-ease-out) 220ms forwards; }
.about-mission__signature  { opacity: 0; animation: etyc-rise 720ms var(--motion-ease-out) 360ms forwards; }

.page--training .hero__eyebrow-badge { opacity: 0; animation: etyc-rise 720ms var(--motion-ease-out)  80ms forwards; }
.page--training .hero .h-display     { opacity: 0; animation: etyc-rise 720ms var(--motion-ease-out) 200ms forwards; }
.page--training .hero__sub           { opacity: 0; animation: etyc-rise 720ms var(--motion-ease-out) 340ms forwards; }
.page--training .hero__ctas          { opacity: 0; animation: etyc-rise 720ms var(--motion-ease-out) 460ms forwards; }

/* ---------- Header shrink ---------------------------------------------- */
.nav {
  transition:
    background-color var(--motion-dur-sm) var(--motion-ease-io),
    box-shadow var(--motion-dur-sm) var(--motion-ease-io),
    border-color var(--motion-dur-sm) var(--motion-ease-io);
}
.nav__inner { transition: height var(--motion-dur-sm) var(--motion-ease-io); }
.nav--scrolled {
  background: rgba(248, 253, 255, 0.96);
  box-shadow: 0 1px 0 rgba(10, 31, 34, 0.04), 0 8px 24px -14px rgba(10, 31, 34, 0.10);
  border-bottom-color: transparent;
}
.nav--scrolled .nav__inner { height: 64px; }

/* =========================================================================
   Hover refinements — strictly NON-OVERLAPPING properties with reveal.
   Reveal animates: opacity + transform.
   Hovers animate: box-shadow + border-color + filter + scale (via subgrid).
   We never transform on hover for elements that also carry `.reveal`.
   ========================================================================= */

/* Buttons — color shift on xs (280ms) so it feels crisp, shadow on sm (340ms)
   so it never strobes. The two staggered times read as a single eased motion. */
.btn--primary {
  transition:
    background-color var(--motion-dur-xs) var(--motion-ease-io),
    color var(--motion-dur-xs) var(--motion-ease-io),
    border-color var(--motion-dur-xs) var(--motion-ease-io),
    box-shadow var(--motion-dur-sm) var(--motion-ease-out);
}
.btn--primary:hover:not(:disabled) {
  box-shadow: 0 12px 32px -10px rgba(10, 31, 34, 0.40);
}
.btn--primary:active:not(:disabled) {
  box-shadow: 0 4px 12px -4px rgba(10, 31, 34, 0.35);
}

.btn--secondary { position: relative; }
.btn--secondary::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 12px;
  height: 1.5px;
  background: var(--color-cta);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--motion-dur-sm) var(--motion-ease-out);
  opacity: 0;
  pointer-events: none;
}
.btn--secondary:hover:not(:disabled)::after { transform: scaleX(1); opacity: 0.85; }

/* Cards — use box-shadow + border-color, no transform (avoids reveal conflict) */
.news-card, .tmoin, .vertical, .team-member, .ppc, .partner-card {
  transition:
    box-shadow var(--motion-dur-sm) var(--motion-ease-out),
    border-color var(--motion-dur-sm) var(--motion-ease-out);
}
.news-card:hover {
  box-shadow: 0 12px 32px -14px rgba(10, 31, 34, 0.18);
  border-color: var(--color-accent);
}
.tmoin:hover {
  box-shadow: 0 12px 28px -16px rgba(10, 31, 34, 0.18);
}
.vertical:not(.vertical--lead):hover {
  box-shadow: 0 10px 24px -14px rgba(10, 31, 34, 0.18);
  border-color: var(--color-accent);
}
.vertical--lead:hover {
  box-shadow: 0 18px 44px -16px rgba(0, 95, 97, 0.32);
}
.team-member:hover { box-shadow: 0 12px 28px -16px rgba(10, 31, 34, 0.18); }
.ppc:not(.ppc--featured):hover {
  box-shadow: 0 12px 32px -14px rgba(10, 31, 34, 0.16);
  border-color: var(--color-accent);
}
.partner-card:hover {
  box-shadow: 0 12px 28px -14px rgba(10, 31, 34, 0.16);
  border-color: var(--color-accent);
}

/* Link arrow — slide the SVG, not the wrapping link */
.link-arrow svg { transition: transform var(--motion-dur-xs) var(--motion-ease-out); }
.link-arrow:hover svg { transform: translateX(4px); }

/* Trust-strip logos — explicit transition, never killed */
.trust-strip__logos img {
  transition:
    filter var(--motion-dur-sm) var(--motion-ease-out),
    opacity var(--motion-dur-sm) var(--motion-ease-out);
}
.trust-strip__logos img:hover {
  filter: grayscale(0) !important;
  opacity: 1 !important;
}

/* =========================================================================
   prefers-reduced-motion killswitch
   ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-delay: 0ms !important;
    transition-duration: 0.001ms !important;
    transition-delay: 0ms !important;
  }
  .reveal, .reveal.is-visible {
    opacity: 1 !important;
    transform: none !important;
  }
  [data-reveal-words] .word { opacity: 1 !important; transform: none !important; }
  .nav--scrolled .nav__inner { height: 76px; }
}

/* =========================================================================
   WOW layer — extra premium motion (additive, never breaks base motion)
   - Hero h1 mask-reveal (text appears as if light slides through it)
   - Award badge: subtle coral shimmer pulse (4s loop, very faint)
   - Section eyebrows: line draw + letter spacing ease-in
   - Cursor-tracked soft glow on .btn--primary (no JS — uses :hover)
   - Slow background drift on hero gradient
   ========================================================================= */

/* Hero h1 sweep — a subtle light pass after word reveal */
@keyframes etyc-sweep {
  0%   { background-position: -120% 0; }
  100% { background-position:  220% 0; }
}
.page--index .hero .h-display {
  background-image: linear-gradient(
    100deg,
    transparent 30%,
    rgba(0, 133, 125, 0.10) 50%,
    transparent 70%
  );
  background-size: 200% 100%;
  background-repeat: no-repeat;
  background-clip: text;
  -webkit-background-clip: text;
  animation: etyc-sweep 2400ms var(--motion-ease-out) 1100ms 1 forwards;
}

/* Eyebrow — small dot that draws before the line */
.eyebrow { position: relative; }
.reveal .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.reveal .eyebrow::before {
  width: 28px;
}
.reveal.is-visible .eyebrow::before { transition-delay: 280ms; }

/* Btn primary — soft coral glow follows pointer (uses :hover, no JS) */
.btn--primary {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}
.btn--primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%),
    rgba(255, 255, 255, 0.22) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--motion-dur-sm) var(--motion-ease-out);
  pointer-events: none;
  z-index: -1;
}
.btn--primary:hover::before { opacity: 1; }

/* Subtle ambient gradient on the hero background — extremely faint drift */
@keyframes etyc-drift {
  0%   { transform: translate3d(0, 0, 0); }
  50%  { transform: translate3d(8px, -10px, 0); }
  100% { transform: translate3d(0, 0, 0); }
}
.hero {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background:
    radial-gradient(circle at 30% 30%, rgba(107, 187, 174, 0.18), transparent 60%),
    radial-gradient(circle at 70% 60%, rgba(184, 221, 225, 0.22), transparent 65%);
  filter: blur(40px);
  animation: etyc-drift 14s ease-in-out infinite;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  bottom: -30%;
  left: -10%;
  width: 50%;
  height: 70%;
  background: radial-gradient(circle at 40% 40%, rgba(222, 72, 79, 0.06), transparent 60%);
  filter: blur(60px);
  animation: etyc-drift 18s ease-in-out infinite reverse;
  pointer-events: none;
}

/* News cards — subtle media zoom on hover (no transform on card, only on the inner img) */
.news-card__media img,
.news-card__media video {
  transition: transform 700ms var(--motion-ease-out), filter 700ms var(--motion-ease-out);
}
.news-card:hover .news-card__media img,
.news-card:hover .news-card__media video {
  transform: scale(1.04);
  filter: saturate(1.05) contrast(1.02);
}

/* Section eyebrow line — gentle pulse on first appearance */
@keyframes etyc-line-grow {
  0%   { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}

/* Reduced motion safety net for WOW layer */
@media (prefers-reduced-motion: reduce) {
  .page--index .hero .h-display { animation: none !important; background: none !important; }
  .hero::before, .hero::after { animation: none !important; }
  .btn--primary::before { display: none !important; }
}

/* ---------- Trust strip — continuous marquee ---------- */
.trust-strip__logos {
  overflow: hidden;
  position: relative;
  flex-wrap: nowrap;
  justify-content: flex-start;
  mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 8%, #000 92%, transparent 100%);
}
.trust-strip__track {
  display: flex;
  width: max-content;
  gap: 36px;
  animation: etyc-marquee 32s linear infinite;
}
.trust-strip__track-row {
  display: flex;
  align-items: center;
  gap: 36px;
  flex-shrink: 0;
}
@keyframes etyc-marquee {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-50%, 0, 0); }
}
/* When the track has 4 copies of the row, animate -25% to keep the
   loop seamless (one full row span). Keeps the same number of logos
   visible at any moment, even on ultra-wide viewports. */
.trust-strip__track--quad {
  animation: etyc-marquee-quad 56s linear infinite;
}
@keyframes etyc-marquee-quad {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-25%, 0, 0); }
}
.trust-strip__logos:hover .trust-strip__track { animation-play-state: paused; }
@media (prefers-reduced-motion: reduce) {
  .trust-strip__track { animation: none; }
}