/* =========================================================
   Trail section — hero merged in; trail starts at the dot
   after "graphic."
   ========================================================= */
.projects-trail {
  position: relative;
  padding: calc(var(--header-h) + 60px) clamp(20px, 6vw, 90px) clamp(20px, 2.8vw, 36px);
  overflow: visible;
}

.projects-trail__hero {
  position: relative;
  overflow: hidden;
  margin-bottom: clamp(60px, 8vw, 100px);
  padding: clamp(32px, 5vw, 56px) clamp(14px, 4vw, 48px);
  background-color: var(--bg);
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: grid;
  gap: 0;
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at center, #fff 0%, transparent 80%);
  mask-image: radial-gradient(ellipse 70% 80% at center, #fff 0%, transparent 80%);
}

.hero-grid__cell {
  box-sizing: border-box;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.098);
}

.hero-grid__cell::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--ink);
  opacity: 0;
}

.hero-grid__cell.is-filled::before {
  opacity: var(--fill-opacity, 0.3);
}

.projects-trail__hero>*:not(.hero-grid) {
  position: relative;
  z-index: 1;
}

.projects-hero__eyebrow {
  font-family: var(--body);
  font-size: 20px;
  font-weight: 400;
  color: var(--amber);
  margin-bottom: clamp(16px, 2.5vw, 20px);
}

.projects-hero__title {
  font-family: var(--font-display);
  font-size: clamp(32px, 7vw, 60px);
  font-weight: 600;
  max-width: 800px;
  line-height: 1.2;
  position: relative;
}

.swap-word {
  position: relative;
  display: inline-block;
  color: var(--amber);
  vertical-align: bottom;
  min-width: var(--swap-w, auto);
}

.swap-word__inner {
  display: inline-block;
  white-space: pre;
}

.swap-word__char {
  display: inline-block;
  opacity: 1;
  filter: blur(0px);
  transform: scale(1);
  transition: opacity .4s ease, filter .4s ease, transform .4s var(--ease);
}

.swap-word__char.is-out {
  opacity: 0;
  filter: blur(40px);
  transform: scale(1.4);
}

.swap-word__char.is-in-start {
  opacity: 0;
  filter: blur(40px);
  transform: scale(.4);
  transition: none;
}

.swap-word__char.is-in {
  opacity: 1;
  filter: blur(0px);
  transform: scale(1);
}

#graphicDot {
  position: relative;
}

.projects-hero__sub {
  margin-top: clamp(18px, 2.5vw, 26px);
  max-width: 46ch;
  font-size: clamp(16px, 1.4vw, 19px);
  color: var(--ink-dim);
}

.projects-trail__canvas {
  position: absolute;
  left: 0;
  z-index: 2;
  pointer-events: none;
}

.projects-trail__items {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: clamp(60px, 10vw, 140px);
}


/* =========================================================
   Floating filter pill
   ========================================================= */
.portfolio-filter {
  position: fixed;
  left: 50%;
  bottom: clamp(16px, 4vw, 36px);
  transform: translateX(-50%);
  z-index: 45;

  display: flex;
  gap: 4px;
  padding: 5px;

  background:
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.055) 0%,
      rgba(255, 255, 255, 0.012) 18%,
      rgba(0, 0, 0, 0.12) 55%,
      rgba(0, 0, 0, 0.22) 100%
    ),
    rgba(20, 20, 20, 0.42);

  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);

  border: 1px solid rgba(245, 243, 238, 0.11);

  box-shadow:
    inset 1px 1px 0 rgba(255, 255, 255, 0.30),
    inset 2px 2px 8px rgba(255, 255, 255, 0.025),
    inset -2px -2px 8px rgba(0, 0, 0, 0.27),
    0 12px 30px rgba(0, 0, 0, 0.35);

  border-radius: 100px;
}

.portfolio-filter__pill {
  position: absolute;
  top: -1px;
  left: -1px;
  border-radius: 100px;
  background: var(--amber);
  pointer-events: none;
  z-index: 0;
  transition: transform .35s var(--ease), width .35s var(--ease), height .35s var(--ease);
}

.portfolio-filter__btn {
  position: relative;
  z-index: 1;
  padding: 9px 18px;
  border-radius: 100px;
  border: 0;
  background: transparent;
  color: var(--ink-dim);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: color .3s var(--ease);
  transition: all 0.15s ease-in;
}

.portfolio-filter__btn:hover {
  color: var(--amber);
}

.portfolio-filter__btn.is-active {
  color: var(--bg-soft);
}

.portfolio-filter__btn.is-active:hover {
  background: transparent;
  color: var(--bg);
}

@media (max-width: 480px) {
  .portfolio-filter {
    bottom: 12px;
  }

  .portfolio-filter__btn {
    padding: 8px 14px;
    font-size: 10px;
  }
}

/* =========================================================
   Back to top
   ========================================================= */
.back-to-top {
  position: fixed;
  right: clamp(15px, 4vw, 28px);
  bottom: clamp(76px, 8vw, 100px);
  width: clamp(40px, 8vw, 50px);
  height: clamp(40px, 8vw, 50px);
  z-index: 90;
  border-radius: 50%;
  border: 1px solid rgba(245, 243, 238, .16);
  background: rgba(20, 20, 20, .7);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility 0s linear .3s, background .3s var(--ease);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility 0s linear 0s, background .3s var(--ease);
}

.back-to-top:hover {
  background: var(--amber);
  color: var(--bg);
}

.back-to-top svg {
  width: 18px;
  height: 18px;
}

/* =========================================================
   Portfolio card
   ========================================================= */
.p-card {
  display: block;
  width: min(420px, 78vw);
  aspect-ratio: 1 / 1;
  border-radius: 18px;
  overflow: hidden;
  position: relative;
  text-align: left;
  padding: 0;
  background: none;
  border: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
}

.p-card--trail[data-side="left"] {
  align-self: flex-start;
}

.p-card--trail[data-side="right"] {
  align-self: flex-end;
}

.p-card--trail[data-side="center"] {
  align-self: center;
}

.p-card--trail {
  opacity: 0;
  transform: translateY(10px) scale(.8) rotate(-8deg);
  transition: opacity .8s var(--ease-out), transform 1s var(--ease-out);
}

.p-card--trail[data-side="right"] {
  transform: translateY(10px) scale(.8) rotate(8deg);
}

.p-card--trail.is-revealed {
  opacity: 1;
  transform: translateY(0) scale(1) rotate(0deg);
}

.p-card__origin-dot {
  position: absolute;
  top: -1px;
  left: 50%;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.p-card__origin-dot {
  position: absolute;
  top: -6px;
  left: 50%;
  width: 1px;
  height: 1px;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 5;
}

.p-card__origin-dot::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--amber);
  transform: translate(-50%, -50%);
  opacity: .8;
  box-shadow: 0 0 10px rgba(251, 174, 23, .6);
  animation: originDotPulse 1.8s ease-in-out infinite;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}

.p-card--trail.is-revealed .p-card__origin-dot::before {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0);
}

@keyframes originDotPulse {

  0%,
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: .8;
  }

  50% {
    transform: translate(-50%, -50%) scale(1.5);
    opacity: 1;
  }
}

@media (max-width: 780px) {
  .p-card__origin-dot::before {
    display: none;
  }
}

.p-card__thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease);
}

.p-card:hover .p-card__thumb {
  transform: scale(1.06);
}

.p-card__glass {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: clamp(20px, 3vw, 32px);
  background: rgba(11, 11, 12, .25);
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  opacity: 0;
  transition: opacity .4s var(--ease), backdrop-filter .4s var(--ease);
}

.p-card:hover .p-card__glass,
.p-card:focus-visible .p-card__glass {
  opacity: 1;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.p-card__glass-inner {
  transform: translateY(16px);
  transition: transform .4s var(--ease);
}

.p-card:hover .p-card__glass-inner,
.p-card:focus-visible .p-card__glass-inner {
  transform: translateY(0);
}

.p-card__cat {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 8px;
}

.p-card__title {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
}

.p-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .02em;
  text-transform: uppercase;
  color: var(--ink);
  border-bottom: 1px solid var(--ink-dim);
  padding-bottom: 2px;
}

/* @keyframes flagWave {
  0% {
    transform: perspective(600px) rotateY(0deg) skewY(0deg);
  }

  25% {
    transform: perspective(600px) rotateY(6deg) skewY(1.2deg);
  }

  50% {
    transform: perspective(600px) rotateY(-5deg) skewY(-1deg);
  }

  75% {
    transform: perspective(600px) rotateY(4deg) skewY(.8deg);
  }

  100% {
    transform: perspective(600px) rotateY(0deg) skewY(0deg);
  }
}

.p-card--trail.is-waving {
  animation: flagWave 1.1s ease-in-out 2;
  transform-origin: center;
} */

@media (max-width: 780px) {
  .projects-trail__canvas {
    display: none;
  }

  .p-card {
    width: 100%;
  }

  .p-card--trail[data-side="left"],
  .p-card--trail[data-side="right"],
  .p-card--trail[data-side="center"] {
    align-self: center;
  }

  .p-card__glass {
    opacity: 1;
    background: linear-gradient(180deg, rgba(11, 11, 12, 0) 0%, rgba(11, 11, 12, .85) 100%);
  }

  .p-card__glass-inner {
    transform: translateY(0);
  }
}




/* =========================================================
   Lightbox — fullscreen poster viewer
   ========================================================= */
html.lightbox-locked,
html.lightbox-locked body {
  overflow: hidden;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  visibility: hidden;
  pointer-events: none;
  opacity: 0;
  transition: opacity .35s var(--ease), visibility 0s linear .35s;
}

.lightbox.is-open {
  visibility: visible;
  pointer-events: auto;
  opacity: 1;
  transition: opacity .35s var(--ease), visibility 0s linear 0s;
}

.lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11, 11, 12, .85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.lightbox__close {
  position: absolute;
  top: clamp(16px, 3vw, 32px);
  right: clamp(16px, 3vw, 32px);
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(245, 243, 238, .08);
  border: 1px solid rgba(245, 243, 238, .16);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  transition: background .3s var(--ease), transform .3s var(--ease);
}

.lightbox__close:hover {
  background: var(--amber);
  color: var(--bg);
  transform: rotate(90deg);
}

.lightbox__close svg {
  width: 18px;
  height: 18px;
}

.lightbox__stage {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(40px, 6vw, 80px) clamp(20px, 5vw, 60px);
}

.lightbox__img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 14px;
  transform: scale(.94);
  opacity: 0;
  transition: transform .4s var(--ease-out), opacity .4s var(--ease-out);
}

.lightbox.is-open .lightbox__img {
  transform: scale(1);
  opacity: 1;
}