/* Loader */
.site-loader {
  position: fixed;
  inset: 0;
  z-index: 4000;
  display: none;
  place-items: center;
  overflow: hidden;
  background: var(--paper);
  transition: opacity 420ms var(--ease), visibility 420ms var(--ease);
}

html.first-load .site-loader {
  display: grid;
}

.site-loader.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-inner {
  position: relative;
  width: 100vw;
  height: 100vh;
  padding-inline: 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
  text-align: center;
}

.loader-ball {
  position: relative;
  z-index: 2;
  width: 82px;
  transform-origin: center;
  animation: loader-roll 1.5s var(--ease) infinite;
}

.loader-line {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100vw;
  height: 40px;
  overflow: visible;
  transform: translate(-50%, 8px);
}

.loader-line path {
  fill: none;
  stroke: var(--red);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 1800;
  stroke-dashoffset: 1800;
  animation: draw-loader-line 1.25s var(--ease-out) forwards;
}

.loader-text {
  position: relative;
  z-index: 2;
  margin: 0;
  color: var(--red);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 16px;
  left: 50%;
  z-index: 2000;
  width: min(1120px, calc(100% - 32px));
  min-height: 70px;
  padding: 10px 14px 10px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 253, 251, 0.86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform: translateX(-50%);
  transition: min-height 220ms var(--ease), box-shadow 220ms var(--ease), background-color 220ms var(--ease);
}

.navbar.is-scrolled {
  min-height: 62px;
  background: rgba(255, 253, 251, 0.96);
  box-shadow: 0 14px 40px rgba(58, 28, 38, 0.08);
}

.logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.logo img {
  width: 148px;
  height: 42px;
  object-fit: contain;
  object-position: left center;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  position: relative;
  display: inline-flex;
  padding: 12px 15px;
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 15px;
  right: 15px;
  bottom: 7px;
  height: 2px;
  border-radius: 999px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms var(--ease);
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--pink);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 19px;
  height: 2px;
  margin: 5px auto;
  border-radius: 999px;
  background: var(--red);
  transition: transform 220ms var(--ease);
}

.nav-toggle.is-active span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.nav-toggle.is-active span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* Continuous yarn */
.scroll-thread {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

.scroll-thread path {
  fill: none;
  stroke: var(--red);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.9;
  vector-effect: non-scaling-stroke;
}

.thread-knot {
  width: 14px;
  height: 14px;
  border: 3px solid var(--red);
  border-radius: 50%;
  background: var(--paper);
  box-shadow: 0 0 0 5px rgba(196, 52, 82, 0.10);
}

/* Route transition: the pink sweep keeps a single moving thread, with no rolling icon. */
.route-transition { position: fixed; inset: 0; z-index: 3600; pointer-events: none; overflow: hidden; background: var(--pink); transform: translate3d(-106%,0,0); will-change: transform; }
.route-transition::before {
  content: "";
  position: absolute;
  left: -8%;
  top: 50%;
  width: 116%;
  height: clamp(64px, 9vw, 94px);
  background: url("../assets/yarn/route-wave.svg") center / 100% 100% no-repeat;
  transform: translate3d(-3%, -50%, 0);
  will-change: transform, background-position;
}
.route-transition::after { content: none; }
body.is-transitioning .route-transition { animation: yarn-page-sweep 720ms cubic-bezier(.72,0,.16,1) forwards; }
body.is-transitioning .route-transition::before { animation: yarn-page-wave 720ms cubic-bezier(.72,0,.16,1) forwards; }
@keyframes yarn-page-sweep { from { transform: translate3d(-106%,0,0); } to { transform: translate3d(0,0,0); } }
@keyframes yarn-page-wave {
  from { transform: translate3d(-3%,-50%,0); background-position: 0 50%; }
  to { transform: translate3d(3%,-50%,0); background-position: 160px 50%; }
}

/* Back to top */
.back-to-top { position: fixed; right: 24px; bottom: 24px; z-index: 1800; min-width: 126px; height: 48px; padding: 0 16px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,253,251,.94); color: var(--red); box-shadow: 0 10px 30px rgba(58,28,38,.10); opacity: 0; visibility: hidden; transform: translateY(15px); cursor: pointer; font-size: .76rem; font-weight: 800; letter-spacing: .02em; transition: opacity 220ms var(--ease), visibility 220ms var(--ease), transform 220ms var(--ease), background-color 220ms var(--ease); }
.back-to-top:hover { background: var(--pink-soft); }
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top span { font-size: 1rem; line-height: 1; }

/* Footer */
.site-footer {
  position: relative;
  padding: 78px var(--pad) 34px;
  background: var(--pink);
  overflow: hidden;
}

.footer-inner {
  position: relative;
  z-index: 2;
  width: min(var(--page), 100%);
  margin-inline: auto;
}

.footer-title {
  max-width: 760px;
  margin: 0 0 32px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.4rem, 4.8vw, 4.6rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 28px;
  padding-top: 26px;
  border-top: 1px solid rgba(196, 52, 82, 0.34);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-links a {
  font-weight: 800;
  text-decoration: none;
}

.footer-meta {
  color: rgba(23, 19, 21, 0.7);
  font-size: 0.88rem;
}

@media (max-width: 760px) {
  .navbar {
    top: 10px;
    width: calc(100% - 20px);
    min-height: 62px;
    padding: 8px 9px 8px 16px;
  }

  .logo img {
    width: 122px;
    height: 38px;
  }

  .nav-toggle {
    display: block;
  }

  .main-navigation {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background: rgba(255, 253, 251, 0.98);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 220ms var(--ease), visibility 220ms var(--ease), transform 220ms var(--ease);
  }

  .main-navigation.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-links {
    display: grid;
    width: 100%;
  }

  .nav-links a {
    width: 100%;
    padding: 15px 14px;
    border-radius: 16px;
  }

  .nav-links a:hover {
    background: var(--pink-soft);
  }

  .back-to-top {
    right: 14px;
    bottom: 14px;
    min-width: 112px;
    width: auto;
    height: 46px;
  }
}

/* --- Compact footer + stronger visual rhythm --- */
.site-footer {
  padding: 54px var(--pad) 28px;
  background:
    radial-gradient(circle at 88% 22%, rgba(255,255,255,.34), transparent 18rem),
    var(--blush-strong);
}

.footer-title {
  max-width: 690px;
  margin-bottom: 24px;
  font-size: clamp(2rem, 3.8vw, 3.6rem);
}

.footer-grid {
  padding-top: 20px;
}

.scroll-thread path {
  opacity: 0.72;
}

@media (max-width: 760px) {
  .site-footer {
    padding-top: 44px;
  }
}


.footer-title { line-height: 1.07; letter-spacing: -0.028em; }


/* --- Phone responsiveness pass --- */
@media (max-width: 520px) {
  .loader-line {
    height: 34px;
    transform: translate(-50%, 6px);
  }


  .navbar {
    width: calc(100% - 16px);
    padding-left: 14px;
  }

  .logo img {
    width: 112px;
  }

  .main-navigation {
    border-radius: 20px;
  }

  .route-transition::before {
    left: -18%;
    width: 136%;
    height: 70px;
    background-size: 100% 100%;
  }

  .site-footer {
    padding-bottom: 24px;
  }

  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }

  .footer-links {
    gap: 12px 16px;
  }

  .footer-meta {
    margin: 0;
  }

  .back-to-top {
    min-width: 0;
    height: 42px;
    padding-inline: 13px;
    font-size: .72rem;
  }
}