/* ==========================================================
   MUSICBOXFRANK LAB V3.2
   AUDIO CORE / LIBRARY / VISUALIZER
   ========================================================== */

.frank-audio-core {
  width: min(1240px, calc(100% - 34px));
  margin: -45px auto 80px;
  padding: 24px;

  border: 1px solid rgba(137,232,255,.12);
  border-radius: 26px;

  background:
    radial-gradient(
      circle at 100% 0%,
      rgba(137,232,255,.065),
      transparent 32%
    ),
    linear-gradient(
      145deg,
      rgba(12,17,23,.9),
      rgba(5,8,11,.92)
    );

  backdrop-filter: blur(20px);
}

.frank-audio-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 25px;
  margin-bottom: 20px;
}

.frank-audio-title small {
  display: block;
  margin-bottom: 7px;

  color: #68727e;
  font-size: 7px;
  letter-spacing: .2em;
}

.frank-audio-title strong {
  font-family: Georgia, serif;
  font-size: 25px;
  font-weight: 500;
}

.frank-audio-title strong span {
  color: var(--lab-cyan, #89e8ff);
}

.frank-import-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 11px 16px;

  border: 1px solid rgba(137,232,255,.26);
  border-radius: 999px;

  background: rgba(137,232,255,.07);
  color: var(--lab-cyan, #89e8ff);

  cursor: pointer;

  font-size: 8px;
  font-weight: bold;
  letter-spacing: .15em;

  transition: .18s ease;
}

.frank-import-label:hover {
  transform: translateY(-2px);
  background: rgba(137,232,255,.12);
}

.frank-import-label input {
  display: none;
}

.frank-audio-info {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}

.frank-audio-info > div {
  padding: 13px;

  border: 1px solid rgba(255,255,255,.055);
  border-radius: 14px;

  background: rgba(2,5,8,.48);
}

.frank-audio-info span {
  display: block;
  margin-bottom: 5px;

  color: #606a75;
  font-size: 6px;
  letter-spacing: .15em;
}

.frank-audio-info b {
  color: #d5d9dd;
  font-size: 10px;
  font-weight: 500;
}

.frank-library-v32 {
  display: grid;
  gap: 8px;
}

.frank-track-v32 {
  display: grid;
  grid-template-columns:
    minmax(180px, 1.5fr)
    minmax(130px, .8fr)
    100px
    auto;

  align-items: center;
  gap: 12px;

  padding: 13px 15px;

  border: 1px solid rgba(255,255,255,.055);
  border-radius: 15px;

  background:
    linear-gradient(
      90deg,
      rgba(14,19,25,.92),
      rgba(7,10,14,.9)
    );

  transition: .18s ease;
}

.frank-track-v32:hover {
  border-color: rgba(213,187,124,.18);
}

.frank-track-v32.active {
  border-color: rgba(137,232,255,.34);

  box-shadow:
    inset 3px 0 0 rgba(137,232,255,.68),
    0 10px 30px rgba(0,0,0,.25);
}

.frank-track-name small {
  display: block;
  margin-bottom: 5px;

  color: #59636f;
  font-size: 6px;
  letter-spacing: .14em;
}

.frank-track-name strong {
  display: block;

  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;

  color: #e6e3dc;
  font-family: Georgia, serif;
  font-size: 15px;
  font-weight: 500;
}

.frank-track-v32 select {
  margin: 0;
  padding: 8px 9px;

  font-size: 8px;
}

.frank-track-size {
  color: #69737e;
  font-size: 8px;
}

.frank-track-actions {
  display: flex;
  gap: 5px;
}

.frank-track-actions button {
  width: 34px;
  height: 34px;

  padding: 0;
  border-radius: 50%;
}

.frank-track-actions button:hover {
  color: var(--lab-cyan, #89e8ff);
}

.frank-track-delete:hover {
  color: #ff746a !important;
  border-color: rgba(255,116,106,.32);
}

.frank-library-empty-v32 {
  padding: 42px 18px;

  border: 1px dashed rgba(255,255,255,.08);
  border-radius: 18px;

  text-align: center;

  color: #65707a;
  font-size: 9px;
  letter-spacing: .08em;
  line-height: 1.8;
}

/* ==========================================================
   VISUALIZER
   ========================================================== */

.frank-spectrum {
  position: absolute;

  inset: 15%;
  z-index: 2;

  width: 70%;
  height: 70%;

  pointer-events: none;

  opacity: .65;

  border-radius: 50%;
}

.reactor .ring,
.reactor .core {
  z-index: 3;
}

.reactor.frank-audio-active .core {
  color: #89e8ff;

  box-shadow:
    0 0 30px rgba(137,232,255,.20),
    0 0 90px rgba(137,232,255,.13);
}

/* ==========================================================
   NOW PLAYING DETAIL
   ========================================================== */

.frank-playing-meta {
  width: min(1240px, calc(100% - 34px));
  margin: 0 auto 70px;

  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;

  padding: 17px 20px;

  border: 1px solid rgba(213,187,124,.10);
  border-radius: 18px;

  background: rgba(7,10,14,.65);
}

.frank-playing-meta small {
  display: block;
  margin-bottom: 5px;

  color: #626c77;
  font-size: 6px;
  letter-spacing: .16em;
}

.frank-playing-meta strong {
  font-family: Georgia, serif;
  color: #d9d6cf;
  font-weight: 500;
}

.frank-playing-time {
  font-family: monospace;
  color: #89e8ff;
}

/* ==========================================================
   PRODUCT POSITIONING NOTICE
   ========================================================== */

.frank-research-note {
  width: min(1240px, calc(100% - 34px));
  margin: 0 auto 80px;

  padding: 18px 20px;

  border-left: 2px solid rgba(213,187,124,.40);

  background: rgba(213,187,124,.025);

  color: #727c87;

  font-size: 9px;
  line-height: 1.7;
}

.frank-research-note strong {
  color: #aaa69d;
}

/* ==========================================================
   MOBILE
   ========================================================== */

@media(max-width: 820px) {

  .frank-audio-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .frank-audio-info {
    grid-template-columns: repeat(2, 1fr);
  }

  .frank-track-v32 {
    grid-template-columns: 1fr auto;
  }

  .frank-track-v32 select {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .frank-track-size {
    display: none;
  }
}

@media(max-width: 520px) {

  .frank-audio-info {
    grid-template-columns: 1fr;
  }

  .frank-track-v32 {
    grid-template-columns: 1fr;
  }

  .frank-track-actions {
    justify-content: flex-start;
  }

  .frank-playing-meta {
    grid-template-columns: 1fr;
  }
}