/* Image Optimizer — tool-specific styles (loaded on this tool only). */

/* Drop zone */
.io-drop {
  position: relative;
  margin-bottom: 24px;
  padding: clamp(28px, 5vw, 48px) 20px;
  border: 2px dashed rgba(79, 70, 229, 0.35);
  border-radius: var(--ti-radius-xl);
  background:
    radial-gradient(600px 200px at 50% 0%, rgba(79, 70, 229, 0.06), transparent 70%),
    var(--ti-bg);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.io-drop:hover,
.io-drop.is-over {
  border-color: var(--ti-primary);
  background-color: var(--ti-primary-tint);
}

.io-drop.is-over .io-drop__icon {
  transform: translateY(-4px);
}

.io.has-items .io-drop {
  padding: 18px 20px;
}

.io.has-items .io-drop__icon,
.io.has-items .io-drop__privacy {
  display: none;
}

.io-drop__icon {
  margin: 0 auto 10px;
  color: var(--ti-primary);
  transition: transform 0.15s ease;
}

.io-drop__title {
  margin: 0 0 6px;
  font-size: 20px;
  font-weight: var(--ti-fw-bold);
}

.io-drop__pick {
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  color: var(--ti-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

.io-drop__pick:focus-visible {
  outline: 2px solid var(--ti-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

.io-drop__sub,
.io-drop__privacy {
  margin: 0;
  color: var(--ti-muted-color);
}

.io-drop__privacy {
  margin-top: 8px;
  font-weight: var(--ti-fw-semi);
  color: #166534;
}

/* Layout */
.io-layout {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: clamp(18px, 3vw, 28px);
  align-items: start;
}

.io-settings {
  position: sticky;
  top: calc(var(--ti-header-h) + 16px);
  max-height: calc(100vh - var(--ti-header-h) - 32px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 4px;
}

.admin-bar .io-settings {
  top: calc(var(--ti-header-h) + 48px);
  max-height: calc(100vh - var(--ti-header-h) - 64px);
}

.io-settings__title {
  margin-bottom: 4px;
}

.io-settings__intro {
  margin: 0 0 14px;
}

.io-sec {
  margin-bottom: 10px;
  border: 1px solid var(--ti-border);
  border-radius: var(--ti-radius-lg);
  background: var(--ti-white);
}

.io-sec > summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
  border-radius: var(--ti-radius-lg);
}

.io-sec > summary::-webkit-details-marker {
  display: none;
}

.io-sec > summary::before {
  content: "";
  flex-shrink: 0;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--ti-primary);
  border-bottom: 2px solid var(--ti-primary);
  transform: rotate(-45deg);
  transition: transform 0.15s ease;
}

.io-sec[open] > summary::before {
  transform: rotate(45deg);
}

.io-sec > summary:hover {
  background: var(--ti-bg);
}

.io-sec > summary:focus-visible {
  outline: none;
  box-shadow: var(--ti-focus);
}

.io-sec__title {
  margin: 0;
  font-size: 17px;
  font-weight: var(--ti-fw-bold);
}

.io-sec__body {
  padding: 2px 16px 14px;
}

.io-sec .ti-row {
  gap: 0 12px;
}

.io-indent {
  margin-top: 10px;
}

.io-num {
  max-width: 100%;
}

.io-range {
  width: 100%;
  accent-color: var(--ti-primary);
}

.io-range__labels {
  display: flex;
  justify-content: space-between;
  color: var(--ti-muted-color);
}

.io-color {
  width: 64px;
  height: 44px;
  padding: 4px;
  border: 1px solid var(--ti-border-strong);
  border-radius: var(--ti-radius-sm);
  background: var(--ti-white);
  cursor: pointer;
}

.io-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
}

.io-chip {
  padding: 4px 12px;
  border: 1px solid var(--ti-border-strong);
  border-radius: 999px;
  background: var(--ti-white);
  font-family: var(--ti-font);
  font-size: 16px;
  color: var(--ti-text-color);
  cursor: pointer;
}

.io-chip:hover {
  border-color: var(--ti-primary);
  color: var(--ti-primary);
}

.io-meta-note {
  margin: 4px 2px 0;
}

/* Results */
.io-results__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.io-summary:not(:empty) {
  margin-bottom: 14px;
}

.io-summary__line {
  margin: 0;
  padding: 12px 16px;
  border-radius: var(--ti-radius-md);
  background: var(--ti-bg);
}

.io-summary__extra {
  color: var(--ti-muted-color);
}

.io-empty {
  margin: 0;
  padding: 24px;
  border: 1px dashed var(--ti-border-strong);
  border-radius: var(--ti-radius-md);
  color: var(--ti-muted-color);
}

.io-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.io-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 16px;
  margin: 0;
  padding: 14px;
  border: 1px solid var(--ti-border);
  border-radius: var(--ti-radius-lg);
  background: var(--ti-white);
}

.io-item.is-error {
  border-left: 4px solid #DC2626;
}

.io-item__thumb {
  display: grid;
  place-items: center;
  width: 120px;
  height: 120px;
  overflow: hidden;
  border-radius: var(--ti-radius-sm);
  background:
    repeating-conic-gradient(#E2E8F0 0% 25%, #F8FAFC 0% 50%) 50% / 16px 16px;
}

.io-item__thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.io-item__name {
  margin: 0 0 4px;
  font-weight: var(--ti-fw-bold);
  overflow-wrap: anywhere;
}

.io-item__from {
  font-weight: var(--ti-fw-regular);
  color: var(--ti-muted-color);
}

.io-item__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  margin: 0 0 6px;
  color: var(--ti-muted-color);
}

.io-item__stats strong {
  color: var(--ti-text-color);
}

.io-item__note {
  margin: 4px 0 0;
  padding-left: 10px;
  border-left: 3px solid #D97706;
  color: var(--ti-muted-color);
}

.io-item__actions {
  margin-top: 10px;
}

.io-item__working {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--ti-muted-color);
}

.io-spin {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(79, 70, 229, 0.2);
  border-top-color: var(--ti-primary);
  border-radius: 50%;
  animation: io-spin 0.7s linear infinite;
}

@keyframes io-spin {
  to { transform: rotate(360deg); }
}

.io-srcset {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--ti-border);
}

.io-srcset__sizes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 12px;
}

.io-srcset__sizes a {
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--ti-primary-tint);
  font-weight: var(--ti-fw-semi);
  text-decoration: none;
}

.io-snippet {
  margin: 10px 0;
  max-height: 260px;
  white-space: pre;
}

/* Compare dialog */
.io-dialog {
  width: min(980px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  padding: 18px;
  border: 0;
  border-radius: var(--ti-radius-xl);
  box-shadow: var(--ti-shadow-lg);
}

.io-dialog::backdrop {
  background: rgba(15, 23, 42, 0.6);
}

.io-dialog__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.io-dialog__title {
  margin: 0;
  font-size: 20px;
  overflow-wrap: anywhere;
}

.io-dialog__close {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border: 1px solid var(--ti-border-strong);
  border-radius: var(--ti-radius-md);
  background: var(--ti-white);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.io-compare {
  position: relative;
  max-height: 68vh;
  margin: 0 auto 12px;
  overflow: hidden;
  border-radius: var(--ti-radius-md);
  background: repeating-conic-gradient(#E2E8F0 0% 25%, #F8FAFC 0% 50%) 50% / 16px 16px;
  touch-action: none;
  cursor: ew-resize;
}

.io-compare__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.io-compare__before {
  position: absolute;
  inset: 0;
}

.io-compare__line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  margin-left: -1px;
  background: var(--ti-white);
  box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.4);
  pointer-events: none;
}

.io-compare__tag {
  position: absolute;
  top: 10px;
  padding: 2px 10px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.75);
  font-size: 16px;
  color: var(--ti-white);
  pointer-events: none;
}

.io-compare__tag--l { left: 10px; }
.io-compare__tag--r { right: 10px; }

.io-compare__label {
  margin-bottom: 2px;
}

.io-dialog__meta {
  margin: 8px 0 0;
}

@media (max-width: 980px) {
  .io-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  /* On phones, show results first: settings already have sensible defaults. */
  .io.has-items .io-results {
    order: -1;
  }

  .io-settings,
  .admin-bar .io-settings {
    position: static;
    max-height: none;
    overflow: visible;
  }
}

@media (max-width: 560px) {
  .io-item {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 12px;
    padding: 12px;
  }

  .io-item__thumb {
    width: 84px;
    height: 84px;
  }

  .io-drop__title {
    font-size: 18px;
  }
}