/* ═══════════════════════════════════════
   USAGE PAGE
   ═══════════════════════════════════════ */

.usage-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.usage-header {
  margin-bottom: 28px;
}

.usage-title {
  font-size: 28px;
  font-weight: 800;
  margin: 0 0 8px;
}

.usage-sub {
  font-size: 14px;
  color: var(--text3);
}

/* ── Summary ── */
.usage-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.usage-sum-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  transition: border-color 0.2s;
}

.usage-sum-card:hover { border-color: var(--border2); }

.usc-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.usc-val {
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
}

.usc-lbl {
  font-size: 11px;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* ── View Toggle ── */
.usage-view-toggle {
  display: flex;
  gap: 0;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 3px;
  margin-bottom: 20px;
  width: fit-content;
}

.uvt-btn {
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 600;
  background: none;
  border: none;
  border-radius: 8px;
  color: var(--text3);
  cursor: pointer;
  transition: all 0.2s;
}

.uvt-btn:hover { color: var(--text); }
.uvt-btn.active { background: var(--accent2); color: #fff; }

/* ── Loading / Empty ── */
.usage-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 60px 20px;
  color: var(--text3);
  font-size: 14px;
}

.usage-empty {
  text-align: center;
  padding: 60px 20px;
}

.usage-empty-icon { font-size: 44px; opacity: 0.3; margin-bottom: 14px; }
.usage-empty-title { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.usage-empty-sub { font-size: 13px; color: var(--text3); }

/* ── Session Cards ── */
.usage-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.usage-session-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  transition: all 0.2s;
}

.usage-session-card:hover {
  border-color: var(--border2);
  background: #13131f;
}

.usc-left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  flex: 1;
}

.usc-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.usc-status-dot.active  { background: var(--ok); animation: pulse 1s infinite; }
.usc-status-dot.ended   { background: var(--text3); }

.usc-details { min-width: 0; }

.usc-model {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.usc-meta {
  display: flex;
  gap: 6px;
  font-size: 12px;
  color: var(--text3);
  margin-top: 2px;
  flex-wrap: wrap;
}

.usc-meta-dot { opacity: 0.4; }

.usc-right {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-shrink: 0;
}

.usc-stat-col {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1px;
}

.usc-stat-big {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.usc-stat-sm {
  font-size: 10px;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* ── Credit Log Table ── */
.usage-log-table-wrap {
  overflow-x: auto;
}

.usage-log-table {
  width: 100%;
  border-collapse: collapse;
}

.usage-log-table th {
  text-align: left;
  font-size: 10px;
  font-weight: 700;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
  position: sticky;
  top: 0;
}

.usage-log-table td {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--text2);
  border-bottom: 1px solid rgba(42, 42, 69, 0.5);
}

.usage-log-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.usage-log-table .log-credits {
  color: var(--warn);
  font-weight: 700;
}

.usage-log-table .log-model {
  color: var(--accent);
  font-weight: 600;
}

.usage-log-table .log-desc {
  font-size: 11px;
  color: var(--text3);
}

/* ── Pagination ── */
.usage-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 24px;
}

.usage-pg-btn {
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 600;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text2);
  cursor: pointer;
  transition: all 0.2s;
}

.usage-pg-btn:hover:not(:disabled) {
  background: var(--bg3);
  border-color: var(--border2);
  color: var(--text);
}

.usage-pg-btn:disabled { opacity: 0.3; cursor: not-allowed; }

.usage-pg-info {
  font-size: 13px;
  color: var(--text3);
  font-weight: 600;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .usage-summary { grid-template-columns: 1fr 1fr; }
  .usc-val { font-size: 18px; }
  .usage-session-card { flex-direction: column; align-items: stretch; gap: 10px; }
  .usc-right { justify-content: space-between; }
}

@media (max-width: 480px) {
  .usage-summary { grid-template-columns: 1fr; }
  .usage-page { padding: 20px 16px 60px; }
}