/* =========================================================
   LIFTRIX Empty State System
   Shared Empty / No Data UI
========================================================= */

:root {
  --liftrix-empty-radius: 22px;
  --liftrix-empty-border: rgba(217, 228, 246, 0.12);
  --liftrix-empty-bg: rgba(255, 255, 255, 0.035);
  --liftrix-empty-bg-soft: rgba(255, 255, 255, 0.025);
  --liftrix-empty-shadow: 0 16px 42px rgba(0, 0, 0, 0.18);

  --liftrix-empty-icon-bg: rgba(30, 79, 216, 0.13);
  --liftrix-empty-icon-border: rgba(95, 143, 255, 0.18);
  --liftrix-empty-icon-color: #8fb4ff;

  --liftrix-empty-title: #f8fbff;
  --liftrix-empty-text: rgba(226, 236, 250, 0.72);
  --liftrix-empty-muted: rgba(226, 236, 250, 0.54);
}

/* =========================================================
   Empty State Base
========================================================= */

.liftrixEmpty {
  width: 100%;

  display: grid;
  justify-items: center;
  text-align: center;
  gap: 12px;

  padding: 34px 24px;

  border: 1px solid var(--liftrix-empty-border);
  border-radius: var(--liftrix-empty-radius);

  background:
    radial-gradient(circle at 50% 0%, rgba(63, 169, 255, 0.10), transparent 52%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.018)),
    var(--liftrix-empty-bg);

  box-shadow: var(--liftrix-empty-shadow);
  color: var(--liftrix-empty-title);
}

.liftrixEmpty--flat {
  box-shadow: none;
  background: var(--liftrix-empty-bg-soft);
}

.liftrixEmpty--compact {
  padding: 22px 18px;
  border-radius: 18px;
  gap: 9px;
}

.liftrixEmpty--transparent {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

/* =========================================================
   Empty State Parts
========================================================= */

.liftrixEmptyIcon {
  width: 54px;
  height: 54px;

  display: grid;
  place-items: center;

  border: 1px solid var(--liftrix-empty-icon-border);
  border-radius: 18px;

  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02)),
    var(--liftrix-empty-icon-bg);

  color: var(--liftrix-empty-icon-color);

  font-size: 24px;
  line-height: 1;

  box-shadow: 0 14px 30px rgba(30, 79, 216, 0.16);
}

.liftrixEmptyTitle {
  margin: 0;

  font-size: 16px;
  line-height: 1.45;
  font-weight: 850;
  letter-spacing: 0.02em;

  color: var(--liftrix-empty-title);
}

.liftrixEmptyText {
  max-width: 440px;
  margin: 0;

  font-size: 13px;
  line-height: 1.65;
  font-weight: 650;

  color: var(--liftrix-empty-text);
}

.liftrixEmptyMeta {
  margin: 0;

  font-size: 12px;
  line-height: 1.5;
  font-weight: 650;

  color: var(--liftrix-empty-muted);
}

.liftrixEmptyAction {
  margin-top: 4px;

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;

  min-height: 38px;
  padding: 0 16px;

  border: 1px solid rgba(95, 143, 255, 0.22);
  border-radius: 999px;

  background:
    linear-gradient(180deg, rgba(30, 79, 216, 0.92), rgba(21, 58, 154, 0.94));

  color: #ffffff;
  text-decoration: none;

  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.03em;

  box-shadow: 0 12px 26px rgba(30, 79, 216, 0.24);

  cursor: pointer;
}

.liftrixEmptyAction:hover {
  filter: brightness(1.06);
}

/* =========================================================
   Existing Compatibility
   既存の空表示を安全にLIFTRIX化
========================================================= */

.emptyState,
.empty-state,
.emptyHint,
.empty-hint,
.noData,
.no-data,
.noRecords,
.no-records,
.recordsEmptyState,
.previewEmpty,
.clientEmpty,
.trainerEmpty,
.assignmentEmpty,
.goalEmpty,
.reportEmpty,
.graphEmpty {
  border-radius: var(--liftrix-empty-radius);
  border: 1px solid var(--liftrix-empty-border);

  background:
    radial-gradient(circle at 50% 0%, rgba(63, 169, 255, 0.08), transparent 52%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.038), rgba(255, 255, 255, 0.016)),
    var(--liftrix-empty-bg);

  color: var(--liftrix-empty-text);
}

.emptyState,
.empty-state,
.noData,
.no-data,
.noRecords,
.no-records,
.recordsEmptyState,
.clientEmpty,
.trainerEmpty,
.assignmentEmpty,
.goalEmpty,
.reportEmpty,
.graphEmpty {
  padding: 26px 20px;
  text-align: center;
}

.emptyHint,
.empty-hint,
.previewEmpty {
  padding: 18px 16px;
}

.recordsEmptyState__title,
.emptyState__title,
.empty-state__title,
.noData__title,
.no-records__title,
.clientEmpty__title,
.trainerEmpty__title,
.assignmentEmpty__title,
.goalEmpty__title,
.reportEmpty__title,
.graphEmpty__title {
  margin: 0 0 6px;

  font-size: 15px;
  line-height: 1.45;
  font-weight: 850;
  letter-spacing: 0.02em;

  color: var(--liftrix-empty-title);
}

.recordsEmptyState__text,
.emptyState__text,
.empty-state__text,
.noData__text,
.no-records__text,
.clientEmpty__text,
.trainerEmpty__text,
.assignmentEmpty__text,
.goalEmpty__text,
.reportEmpty__text,
.graphEmpty__text {
  margin: 0;

  font-size: 13px;
  line-height: 1.6;
  font-weight: 650;

  color: var(--liftrix-empty-text);
}

/* =========================================================
   Inline Empty
   テーブル行・小さな領域用
========================================================= */

.liftrixInlineEmpty {
  width: 100%;
  padding: 14px 12px;

  border: 1px dashed rgba(217, 228, 246, 0.16);
  border-radius: 14px;

  background: rgba(255, 255, 255, 0.025);

  color: var(--liftrix-empty-muted);

  font-size: 12px;
  line-height: 1.5;
  font-weight: 650;
  text-align: center;
}

/* =========================================================
   Mobile
========================================================= */

@media (max-width: 640px) {
  .liftrixEmpty {
    padding: 26px 18px;
    border-radius: 20px;
    gap: 10px;
  }

  .liftrixEmptyIcon {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    font-size: 22px;
  }

  .liftrixEmptyTitle {
    font-size: 15px;
  }

  .liftrixEmptyText {
    font-size: 12px;
    line-height: 1.6;
  }

  .liftrixEmptyAction {
    min-height: 36px;
    padding: 0 14px;
    font-size: 12px;
  }

  .emptyState,
  .empty-state,
  .noData,
  .no-data,
  .noRecords,
  .no-records,
  .recordsEmptyState,
  .clientEmpty,
  .trainerEmpty,
  .assignmentEmpty,
  .goalEmpty,
  .reportEmpty,
  .graphEmpty {
    padding: 22px 16px;
    border-radius: 18px;
  }

  .emptyHint,
  .empty-hint,
  .previewEmpty {
    padding: 16px 14px;
    border-radius: 16px;
  }
}