/* =============================================================
 * COSMO VISION — Additional styles
 *   - Pin-and-scroll horizontal service section
 *   - Back-to-top button
 *   - Misc refinements
 * ============================================================= */

/* ---------- Services: Pin & horizontal scroll ---------- */
.svc-pin {
  position: relative;
  background: var(--bg);
  /* JS sets total height dynamically */
}
.svc-pin-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  min-height: 720px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-bottom: 1px solid var(--line);
}

.svc-pin-stage {
  width: 100%;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}

.svc-pin-head {
  position: absolute;
  top: 96px;
  left: 56px;
  right: 56px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  z-index: 3;
  pointer-events: none;
}
.svc-pin-head > * { pointer-events: auto; }
.svc-pin-head .label {
  display: flex; align-items: center; gap: 14px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.26em;
  color: var(--enpitsu);
  text-transform: uppercase;
  white-space: nowrap;
}
.svc-pin-head .label::before { content: ""; width: 40px; height: 1px; background: var(--line-strong); }
.svc-pin-head h2 {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(40px, 5.4vw, 96px);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: 0.005em;
  color: var(--ink);
  margin-bottom: 8px;
}
.svc-pin-head h2 em { font-style: italic; color: var(--accent); }
.svc-pin-head .ja {
  font-family: "Noto Serif JP", serif;
  font-size: 15px;
  letter-spacing: 0.24em;
  color: var(--sumi);
  display: block;
}
.svc-pin-head .hint {
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.22em;
  color: var(--enpitsu);
  text-transform: uppercase;
  text-align: right;
  line-height: 1.8;
}
.svc-pin-head .hint .arrow {
  display: inline-block;
  margin-left: 6px;
  animation: hintArrow 1.8s ease-in-out infinite;
}
@keyframes hintArrow {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(6px); }
}

.svc-pin-track-wrap {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  padding: 200px 0 100px;
}
.svc-pin-track {
  display: flex;
  gap: 28px;
  padding: 0 56px;
  will-change: transform;
  align-items: center;
}

/* Override the .svc-card from style.css (background-image now drives the card) */
.svc-pin-track .svc-card {
  flex: 0 0 440px;
  height: 520px;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  background-color: var(--bg-2);
  border: 1px solid var(--line);
  display: block;
  padding: 0;
  cursor: pointer;
  transition: transform 0.55s cubic-bezier(.2,.7,.2,1), border-color 0.4s;
}
.svc-pin-track .svc-card::before { content: none; }
.svc-pin-track .svc-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: var(--accent);
}

.svc-card-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.45) 40%, rgba(0,0,0,0.85) 100%);
  transition: background 0.4s;
  z-index: 1;
}
.svc-pin-track .svc-card:hover .svc-card-veil {
  background:
    linear-gradient(180deg, rgba(0,0,0,0.20) 0%, rgba(0,0,0,0.35) 40%, rgba(0,0,0,0.85) 100%);
}
[data-theme="light"] .svc-card-veil {
  background:
    linear-gradient(180deg, rgba(255,253,247,0.0) 0%, rgba(255,253,247,0.30) 40%, rgba(255,253,247,0.94) 100%);
}
[data-theme="light"] .svc-pin-track .svc-card:hover .svc-card-veil {
  background:
    linear-gradient(180deg, rgba(255,253,247,0.0) 0%, rgba(255,253,247,0.15) 40%, rgba(255,253,247,0.92) 100%);
}

.svc-card-inner {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px;
  color: #fff;
}
[data-theme="light"] .svc-card-inner { color: var(--ink); }

.svc-pin-track .svc-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.svc-pin-track .svc-card-num {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 64px;
  color: var(--accent);
  font-weight: 300;
  line-height: 1;
}
.svc-pin-track .svc-card-tag {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  padding: 6px 10px;
  border: 1px solid rgba(255,255,255,0.4);
}
[data-theme="light"] .svc-pin-track .svc-card-tag {
  color: var(--ink);
  border-color: var(--line-strong);
}
.svc-pin-track .svc-card-body { display: flex; flex-direction: column; gap: 14px; }
.svc-pin-track .svc-card-ja {
  font-family: "Noto Serif JP", serif;
  font-size: 32px;
  letter-spacing: 0.16em;
  color: #fff;
}
[data-theme="light"] .svc-pin-track .svc-card-ja { color: var(--ink); }
.svc-pin-track .svc-card-en {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 18px;
  color: rgba(255,255,255,0.7);
}
[data-theme="light"] .svc-pin-track .svc-card-en { color: var(--sumi); }
.svc-pin-track .svc-card-desc {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 13px;
  line-height: 2;
  color: rgba(255,255,255,0.84);
}
[data-theme="light"] .svc-pin-track .svc-card-desc { color: var(--sumi); }
.svc-pin-track .svc-card-arrow {
  font-family: "Cormorant Garamond", serif;
  font-style: italic;
  font-size: 22px;
  color: #fff;
  align-self: flex-start;
  display: inline-flex;
  gap: 8px;
}
[data-theme="light"] .svc-pin-track .svc-card-arrow { color: var(--ink); }

.svc-progress {
  position: absolute;
  bottom: 56px;
  left: 56px;
  right: 56px;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 16px;
  pointer-events: none;
}
.svc-progress .label {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--enpitsu);
  text-transform: uppercase;
  white-space: nowrap;
}
.svc-progress .bar {
  flex: 1;
  height: 1px;
  background: var(--line);
  position: relative;
  overflow: hidden;
}
.svc-progress-fill {
  position: absolute;
  inset: 0;
  width: 0%;
  background: var(--accent);
  transition: width 0.12s ease-out;
}

@media (max-width: 1024px) {
  .svc-pin { height: auto !important; }
  .svc-pin-sticky {
    position: static;
    height: auto;
    min-height: 0;
    padding: 100px 0 80px;
  }
  .svc-pin-stage { padding: 0; }
  .svc-pin-head {
    position: static;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding: 0 24px;
    margin-bottom: 32px;
  }
  .svc-pin-head .hint { text-align: left; }
  .svc-pin-track-wrap {
    position: static;
    padding: 0;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }
  .svc-pin-track {
    transform: none !important;
    padding: 0 24px;
    gap: 16px;
  }
  .svc-pin-track .svc-card {
    flex: 0 0 320px;
    height: 460px;
    scroll-snap-align: start;
  }
  .svc-progress { display: none; }
}

/* ---------- Back-to-top button ---------- */
.cv-totop {
  position: fixed;
  right: 24px;
  bottom: 92px; /* sits above TWEAKS button (bottom:24 + ~48 height + 20 gap) */
  z-index: 90;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  border: 1px solid var(--ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition:
    opacity 0.4s ease,
    transform 0.5s cubic-bezier(.2,.7,.2,1),
    background 0.3s,
    border-color 0.3s,
    color 0.3s;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  font-family: "JetBrains Mono", monospace;
  padding: 0;
  overflow: hidden;
}
.cv-totop svg {
  display: block;
  flex-shrink: 0;
}
.cv-totop-label {
  font-size: 8px;
  letter-spacing: 0.16em;
  margin-top: -2px;
  opacity: 0;
  max-height: 0;
  transition: opacity 0.3s, max-height 0.3s;
}
.cv-totop.show {
  /* half-show: small floating, only the icon */
  opacity: 0.55;
  pointer-events: auto;
  transform: translateY(0);
}
.cv-totop.show:hover,
.cv-totop.full {
  opacity: 1;
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.cv-totop.show:hover .cv-totop-label,
.cv-totop.full .cv-totop-label {
  opacity: 1;
  max-height: 12px;
  margin-top: -1px;
}

[data-theme="light"] .cv-totop {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

/* ---------- Hide the old svc section bits that are no longer used ---------- */
.svc { padding-bottom: 0 !important; }
.svc .svc-scroller, .svc .svc-counter { display: none !important; }

/* ---------- Header nav refinements for tweaks proximity ---------- */
.cv-tweaks {
  bottom: 24px !important;
  right: 24px !important;
}

/* ---------- Work cards: remove num/date overlay text size cleanup ---------- */
.work-c .num { display: none; }

/* Tighten works-c hover */
.work-c:hover .work-c-thumb::after { opacity: 0.30; }