/* ── Motion system (Linear / Vercel inspired) ── */
:root {
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 0.18s;
  --dur-med: 0.35s;
  --dur-slow: 0.5s;
}

@media (prefers-reduced-motion: no-preference) {
  .view-enter {
    animation: fadeSlideUp var(--dur-slow) var(--ease-out) both;
  }

  .stagger-in > * {
    animation: fadeSlideUp var(--dur-med) var(--ease-out) both;
  }
  .stagger-in > *:nth-child(1) { animation-delay: 0.04s; }
  .stagger-in > *:nth-child(2) { animation-delay: 0.08s; }
  .stagger-in > *:nth-child(3) { animation-delay: 0.12s; }
  .stagger-in > *:nth-child(4) { animation-delay: 0.16s; }

  .stagger-item {
    animation: fadeSlideUp var(--dur-med) var(--ease-out) both;
    animation-delay: var(--delay, 0s);
  }

  .anim-step-fwd {
    animation: slideFwd var(--dur-med) var(--ease-out);
  }
  .anim-step-back {
    animation: slideBack var(--dur-med) var(--ease-out);
  }

  .anim-panel {
    animation: fadeSlideUp var(--dur-med) var(--ease-out);
  }

  .input-appear {
    animation: fadeSlideUp var(--dur-fast) var(--ease-out);
  }

  .metric-card {
    transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast);
  }
  .metric-card:hover {
    transform: translateY(-2px);
  }

  .btn-accent:active,
  .btn-dark:active {
    transform: scale(0.97);
  }

  .audit-row {
    transition: background var(--dur-fast), transform var(--dur-fast), box-shadow var(--dur-fast);
  }
  .audit-row:hover {
    transform: translateX(2px);
  }

  .kt-nav-item {
    transition: background var(--dur-fast), transform var(--dur-fast), padding-left var(--dur-fast);
  }
  .kt-nav-item:hover:not(.active) {
    padding-left: 18px;
  }

  .type-card {
    transition: border-color var(--dur-fast), background var(--dur-fast), transform var(--dur-fast), box-shadow var(--dur-fast);
  }
  .type-card:hover {
    transform: translateY(-1px);
  }
  .type-card.active {
    animation: popIn 0.3s var(--ease-spring);
  }
}

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideFwd {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideBack {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes popIn {
  0% { transform: scale(0.96); }
  60% { transform: scale(1.02); }
  100% { transform: scale(1); }
}

/* ── Layout modes ── */
.content-grid.layout-kt {
  grid-template-columns: 1fr;
}

.card-flush {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.card-flush .card-top {
  display: none;
}

.card-flush .wizard-body {
  padding: 0;
}

.card-flush .wizard-nav {
  margin: 0;
  padding: 16px 24px;
  background: var(--surface-soft);
  border-top: 1px solid var(--border);
}

.page-intro.hidden {
  display: none;
}

/* ── Keitaro Studio ── */
.kt-studio {
  display: grid;
  grid-template-columns: 220px 1fr 300px;
  min-height: 580px;
  background: var(--surface);
}

.kt-sidebar {
  background: var(--dark);
  padding: 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.kt-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  border: none;
  background: transparent;
  text-align: left;
  padding: 12px 14px;
  border-radius: 12px;
  cursor: pointer;
  font-family: inherit;
  color: #9ca3af;
}

.kt-nav-item.active {
  background: rgba(216, 245, 80, 0.12);
  color: #fff;
}

.kt-nav-item.active .kt-nav-num {
  background: var(--accent);
  color: var(--accent-text);
}

.kt-nav-num {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 800;
  flex-shrink: 0;
}

.kt-nav-text {
  flex: 1;
  min-width: 0;
}

.kt-nav-text strong {
  display: block;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
}

.kt-nav-text small {
  font-size: 11px;
  opacity: 0.65;
}

.kt-nav-arrow {
  opacity: 0;
  flex-shrink: 0;
}

.kt-nav-item.active .kt-nav-arrow {
  opacity: 0.5;
}

.kt-main {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  min-width: 0;
}

.kt-main-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 24px 28px 0;
}

.kt-main-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.kt-main-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.kt-progress {
  display: flex;
  gap: 6px;
  padding-top: 8px;
}

.kt-progress-dot {
  width: 24px;
  height: 4px;
  border-radius: 2px;
  background: var(--bg-warm);
  transition: background var(--dur-med) var(--ease-out), width var(--dur-med);
}

.kt-progress-dot.on {
  background: var(--accent);
  width: 32px;
}

.kt-main-body {
  padding: 24px 28px 28px;
  flex: 1;
  overflow-y: auto;
}

.kt-section-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.field-lg .input-lg,
.select-lg {
  font-size: 15px;
  padding: 13px 16px;
}

.field-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.field-label-row label {
  margin-bottom: 0;
}

.toggle-sm {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
}

.toggle-track {
  width: 32px;
  height: 18px;
  background: var(--bg-warm);
  border-radius: 100px;
  position: relative;
  border: 1px solid var(--border-strong);
}

.toggle-sm input:checked + .toggle-track {
  background: var(--accent);
  border-color: var(--accent);
}

.toggle-sm input {
  display: none;
}

.type-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.type-card {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-soft);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
}

.type-card.active {
  border-color: var(--dark);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.type-card-radio {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
  flex-shrink: 0;
}

.type-card.active .type-card-radio {
  border-color: var(--dark);
  background: var(--dark);
  box-shadow: inset 0 0 0 3px var(--surface);
}

.url-input-wrap {
  display: flex;
  gap: 0;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--surface-soft);
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.url-input-wrap:focus-within {
  border-color: var(--dark);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.04);
  background: var(--surface);
}

.url-input-wrap input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 12px 16px;
  font-size: 14px;
  font-family: var(--mono);
}

.url-input-wrap input:focus {
  outline: none;
  box-shadow: none;
}

.url-ext-btn {
  border: none;
  border-left: 1px solid var(--border);
  background: var(--surface);
  padding: 0 14px;
  color: var(--text-muted);
  cursor: pointer;
}

.toggle-group {
  display: inline-flex;
  background: var(--bg-warm);
  padding: 3px;
  border-radius: 10px;
  gap: 2px;
}

.toggle-opt {
  border: none;
  background: transparent;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  padding: 8px 18px;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
}

.toggle-opt.active {
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.payout-card {
  background: linear-gradient(135deg, #f5fae0, #fafdf0);
  border: 1px solid rgba(216, 245, 80, 0.4);
  border-radius: var(--radius);
  padding: 20px;
  margin: 16px 0;
}

.payout-card-row {
  display: flex;
  gap: 10px;
  margin: 10px 0;
}

.payout-input {
  font-size: 32px !important;
  font-weight: 800 !important;
  letter-spacing: -0.04em;
  border: none !important;
  background: transparent !important;
  padding: 0 !important;
  width: 140px;
}

.payout-input:focus {
  box-shadow: none !important;
}

.currency-select {
  align-self: center;
  font-weight: 700;
  border-radius: 8px !important;
}

.settings-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.settings-card {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.settings-card label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.kv-list.modern {
  border: none;
  background: transparent;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.kv-list.modern .kv-row {
  display: grid;
  grid-template-columns: 1fr 28px 1fr 40px;
  gap: 8px;
  padding: 0;
  border: none;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
}

.textarea-lg {
  min-height: 160px;
  font-size: 14px;
  line-height: 1.6;
}

/* Keitaro live aside */
.kt-aside {
  background: var(--surface-soft);
  padding: 20px;
  overflow-y: auto;
}

.kt-live-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.kt-live-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.kt-live-name {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  word-break: break-word;
}

.kt-live-meta {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.kt-live-meta .dot {
  margin: 0 4px;
}

.kt-live-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.kt-pill {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--bg-warm);
  color: var(--text-secondary);
}

.kt-pill.accent {
  background: rgba(216, 245, 80, 0.35);
  color: var(--accent-text);
}

.kt-live-api {
  background: var(--dark);
  border-radius: var(--radius-sm);
  padding: 14px;
}

.kt-json {
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.65;
  color: #b0bcd0;
  white-space: pre-wrap;
  word-break: break-all;
  margin: 0;
  max-height: 340px;
  overflow-y: auto;
}

/* ── Audit Hub (History) ── */
.audit-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.audit-stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
}

.audit-stat.featured {
  background: linear-gradient(135deg, #eef5c8, #fff);
  border-color: rgba(216, 245, 80, 0.35);
}

.audit-stat-val {
  display: block;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 4px;
}

.audit-stat-lbl {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}

.audit-hub {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.audit-toolbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-soft);
}

.audit-search-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: 100px;
  padding: 0 16px;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}

.audit-search-wrap:focus-within {
  border-color: var(--dark);
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.04);
}

.audit-search-wrap svg {
  color: var(--text-muted);
  flex-shrink: 0;
}

.audit-search {
  flex: 1;
  border: none;
  background: transparent;
  padding: 11px 0;
  font-family: inherit;
  font-size: 14px;
}

.audit-search:focus {
  outline: none;
}

.audit-filters {
  display: flex;
  gap: 4px;
  background: var(--bg-warm);
  padding: 3px;
  border-radius: 100px;
}

.audit-filter {
  border: none;
  background: transparent;
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out);
}

.audit-filter.active {
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-sm);
}

.audit-body {
  display: grid;
  grid-template-columns: 1fr 380px;
  min-height: 560px;
}

.audit-list-panel {
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.audit-list-header {
  padding: 12px 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.audit-list {
  flex: 1;
  overflow-y: auto;
  max-height: 520px;
}

.audit-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  width: 100%;
  border: none;
  background: transparent;
  text-align: left;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  font-family: inherit;
  color: inherit;
}

.audit-row.selected {
  background: linear-gradient(90deg, rgba(216, 245, 80, 0.12), transparent);
  box-shadow: inset 3px 0 0 var(--accent);
}

.audit-row-left {
  display: flex;
  gap: 14px;
  min-width: 0;
  flex: 1;
}

.audit-avatar {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 14px;
  flex-shrink: 0;
}

.audit-row-text {
  min-width: 0;
}

.audit-row-top {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 3px;
}

.audit-row-top strong {
  font-size: 14px;
}

.audit-badge {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
}

.audit-badge.lg {
  font-size: 11px;
  padding: 5px 12px;
  border-radius: 8px;
}

.audit-live {
  font-size: 10px;
  font-weight: 700;
  color: #16a34a;
  background: rgba(34, 197, 94, 0.12);
  padding: 2px 8px;
  border-radius: 100px;
}

.audit-archived {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-warm);
  padding: 2px 8px;
  border-radius: 100px;
}

.audit-row-mid {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 2px;
}

.audit-row-diff {
  font-size: 12px;
  color: var(--text-secondary);
  font-family: var(--mono);
}

.audit-row-right {
  text-align: right;
  flex-shrink: 0;
}

.audit-row-right time {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.audit-source {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.audit-detail-panel {
  padding: 24px;
  background: var(--surface-soft);
  overflow-y: auto;
}

.audit-detail-empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--text-muted);
}

.audit-empty-icon {
  font-size: 40px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.audit-detail-empty h3 {
  font-size: 16px;
  color: var(--text);
  margin-bottom: 6px;
}

.audit-detail-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.audit-detail-head time {
  margin-left: auto;
  font-size: 12px;
  color: var(--text-muted);
}

.audit-detail-title {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
  line-height: 1.3;
}

.audit-detail-sub {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.diff-block-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.diff-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-bottom: 8px;
}

.diff-card.highlight {
  border-color: rgba(216, 245, 80, 0.5);
  background: linear-gradient(135deg, #fafdf0, #fff);
}

.diff-card-field {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.diff-card-values {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.diff-old {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: line-through;
  font-family: var(--mono);
}

.diff-new {
  font-size: 15px;
  font-weight: 700;
  color: #16a34a;
  font-family: var(--mono);
}

.diff-card-big {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.diff-period {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 6px;
}

.audit-detail-footer {
  display: flex;
  gap: 8px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.audit-meta-chip {
  font-size: 11px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 6px;
  background: var(--bg-warm);
  color: var(--text-secondary);
  font-family: var(--mono);
}

.audit-list-empty {
  padding: 48px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

@media (max-width: 1200px) {
  .kt-studio {
    grid-template-columns: 180px 1fr;
  }
  .kt-aside {
    display: none;
  }
  .audit-body {
    grid-template-columns: 1fr;
  }
  .audit-detail-panel {
    display: none;
  }
  .audit-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .type-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .kt-studio {
    grid-template-columns: 1fr;
  }
  .kt-sidebar {
    flex-direction: row;
    overflow-x: auto;
    padding: 12px;
  }
  .kt-nav-item {
    flex-shrink: 0;
    width: auto;
  }
  .kt-nav-text small,
  .kt-nav-arrow {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}