/* ==========================================================================
   resizetokb.css
   Resize Image to KB - UnitConverterTool.com
   Silo: Image Tools    Accent: #4a90ff    Accent hover: #3a7fee

   Self contained. No shared stylesheet. Tokens and components are copied from
   the UCT tool build spec, with only the accent swapped for this silo.
   ========================================================================== */


/* ==========================================================================
   1. ROOT AND HEADING
   ========================================================================== */

.uct-tool {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
  font-family: 'DM Sans', sans-serif;
  color: #e5e7eb;
  /* No background here. The page is already #0A0F1C. */
}

.uct-tool_heading { text-align: center; margin-bottom: 28px; }

.uct-tool_heading h1 {
  font-size: 32px; font-weight: 700; color: #fff; margin: 0 0 10px;
}

.uct-tool_description {
  font-size: 15px; color: #9ca3af; margin: 0; line-height: 1.6;
}


/* ==========================================================================
   2. LAYOUT
   ========================================================================== */

.uct-tool-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 24px;
  align-items: start;
}

@media (max-width: 1024px) {
  .uct-tool-layout { grid-template-columns: 1fr; }
}


/* ==========================================================================
   3. UPLOAD AREA
   ========================================================================== */

.uct-upload-area {
  background: #1a1f2e;
  border: 2px dashed #3a4258;
  border-radius: 12px;
  padding: 40px 24px;
  text-align: center;
  transition: border-color .2s ease, background .2s ease;
}

.uct-upload-area.drag-over {
  border-color: #4a90ff;
  background: #1e2538;
}

.uct-upload-area h3 {
  font-size: 18px; font-weight: 600; color: #e5e7eb; margin: 16px 0 6px;
}

.uct-upload-area p { font-size: 14px; color: #9ca3af; margin: 0 0 14px; }

.upload-icon svg { stroke: #4a90ff; }

.uct-hidden-input { display: none; }

.uct-tool_drop-text { font-size: 13px; color: #6b7280; margin-top: 14px; }

.uct-trust-strip {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 16px;
  margin-top: 18px; padding-top: 16px; border-top: 1px solid #2a3348;
}

.uct-trust-strip span { font-size: 12px; color: #9ca3af; }

/* WCAG AA. #6b7280 is only 3.96:1 on #0A0F1C and fails. */
.uct-helper-text { font-size: 13px; color: #9ca3af; margin: 10px 0 0; }


/* ==========================================================================
   4. CLOUD SPLIT BUTTON
   ========================================================================== */

.uct-dropdown-container { position: relative; display: inline-block; }

.uct-split-btn-group { display: flex; }

.uct-btn-main {
  background: #4a90ff; color: #fff; border: none;
  padding: 12px 22px; border-radius: 8px 0 0 8px;
  font-family: inherit; font-size: 15px; font-weight: 600;
  cursor: pointer; min-height: 44px; transition: background .15s ease;
}
.uct-btn-main:hover { background: #3a7fee; }

.uct-btn-arrow {
  background: #4a90ff; color: #fff;
  border: none; border-left: 1px solid rgba(255,255,255,.2);
  padding: 12px 14px; border-radius: 0 8px 8px 0;
  cursor: pointer; min-height: 44px; display: flex; align-items: center;
}
.uct-btn-arrow:hover { background: #3a7fee; }

.uct-dropdown-menu {
  display: none; position: absolute; top: calc(100% + 6px); left: 0;
  min-width: 220px; background: #252d3f; border: 1px solid #3a4258;
  border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.4);
  z-index: 30; overflow: hidden;
}
.uct-dropdown-menu.show { display: block; }

.uct-dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; min-height: 44px;
  font-size: 14px; color: #e5e7eb; cursor: pointer;
  transition: background .12s ease;
  text-align: left;
}
.uct-dropdown-item:hover { background: #1e2538; }
.uct-dropdown-item svg { flex-shrink: 0; }


/* ==========================================================================
   5. OPTIONS PANEL
   ========================================================================== */

.uct-options-panel {
  background: #1a1f2e; border: 1px solid #3a4258; border-radius: 12px;
  overflow: hidden;
}

.uct-options-toggle {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; min-height: 44px; cursor: pointer; user-select: none;
}

.uct-options-toggle-left {
  display: flex; align-items: center; gap: 8px;
  font-size: 15px; font-weight: 600; color: #e5e7eb;
}

.uct-options-toggle-arrow { color: #9ca3af; transition: transform .2s ease; }
.uct-options-panel.collapsed .uct-options-toggle-arrow { transform: rotate(-90deg); }

.uct-options-summary { font-size: 12px; font-weight: 400; color: #9ca3af; }

.uct-options-body {
  max-height: 2000px; overflow: hidden;
  transition: max-height .25s ease, padding .25s ease;
  padding: 0 18px 18px;
}
.uct-options-panel.collapsed .uct-options-body {
  max-height: 0; padding-top: 0; padding-bottom: 0;
}

.uct-options-section { padding-top: 16px; }
.uct-options-section + .uct-options-section {
  margin-top: 16px; border-top: 1px solid #2a3348;
}

.uct-options-section-label {
  display: flex; align-items: center; gap: 7px;
  font-size: 13px; font-weight: 600; color: #9ca3af;
  text-transform: uppercase; letter-spacing: .04em; margin-bottom: 12px;
}


/* ==========================================================================
   6. TABS
   ========================================================================== */

.uct-tabs { display: flex; gap: 6px; flex-wrap: wrap; }

.uct-tab {
  flex: 1; min-width: 70px; min-height: 44px;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  background: #252d3f; border: 1px solid #3a4258; border-radius: 8px;
  padding: 10px 12px; font-family: inherit; font-size: 13px; font-weight: 600;
  color: #9ca3af; cursor: pointer; transition: all .15s ease;
}
.uct-tab:hover  { border-color: #4a90ff; color: #e5e7eb; }
.uct-tab.active { background: #4a90ff; border-color: #4a90ff; color: #fff; }


/* ==========================================================================
   7. INPUTS
   ========================================================================== */

.uct-input-row { display: flex; align-items: flex-end; gap: 10px; }
.uct-input-group { flex: 1; }

.uct-input-group label {
  display: block; font-size: 12px; color: #9ca3af; margin-bottom: 5px;
}

.uct-input-group input,
.uct-input-field {
  width: 100%; box-sizing: border-box;
  background: #1e2538; border: 1px solid #3a4258; border-radius: 6px;
  padding: 10px 12px; min-height: 44px;
  font-family: inherit; font-size: 14px; color: #e5e7eb;
}
.uct-input-group input:focus,
.uct-input-field:focus { outline: none; border-color: #4a90ff; }


/* ==========================================================================
   8. PRESET CARDS
   ========================================================================== */

.uct-preset-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 8px;
  margin-top: 12px;
}

.uct-preset-card {
  background: #252d3f; border: 1px solid #3a4258; border-radius: 8px;
  padding: 10px; text-align: center; cursor: pointer; transition: all .15s ease;
}
.uct-preset-card:hover    { border-color: #4a90ff; }
.uct-preset-card.selected { background: #1e2538; border-color: #4a90ff; }

.uct-preset-name { font-size: 13px; font-weight: 600; color: #e5e7eb; }
.uct-preset-dims { font-size: 11px; color: #6b7280; margin-top: 2px; }


/* ==========================================================================
   9. ACTIONS
   ========================================================================== */

.uct-action-btn-primary {
  width: 100%; margin-top: 14px; min-height: 52px;
  background: #1a2542; color: #fff;
  border: 1px solid #4a90ff; border-radius: 10px;
  font-family: inherit; font-size: 16px; font-weight: 700;
  cursor: pointer; transition: background .15s ease;
}
.uct-action-btn-primary:hover:not(:disabled) { background: #222f52; }
.uct-action-btn-primary:disabled { opacity: .5; cursor: not-allowed; }

.uct-action-btn-primary.is-busy { pointer-events: none; opacity: .7; }
.uct-action-btn-primary.is-busy::after {
  content: ''; display: inline-block; margin-left: 10px;
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.3); border-top-color: #fff;
  animation: uct-spin .7s linear infinite; vertical-align: middle;
}
@keyframes uct-spin { to { transform: rotate(360deg); } }

.uct-controls-area {
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin: 22px 0;
}

.uct-action-btn {
  background: #4a90ff; color: #fff; border: none; border-radius: 8px;
  padding: 12px 22px; min-height: 44px;
  font-family: inherit; font-size: 14px; font-weight: 600; cursor: pointer;
}
.uct-action-btn:hover:not(:disabled) { background: #3a7fee; }
.uct-action-btn:disabled { opacity: .5; cursor: not-allowed; }

.uct-secondary-btn, .uct-rerun-btn {
  background: transparent; color: #9ca3af;
  border: 1px solid #3a4258; border-radius: 8px;
  padding: 12px 22px; min-height: 44px;
  font-family: inherit; font-size: 14px; font-weight: 600; cursor: pointer;
}
.uct-secondary-btn:hover, .uct-rerun-btn:hover { border-color: #4a90ff; color: #e5e7eb; }

/* Sticky primary action on mobile. position:sticky does not work here: the
   button's parent ends long before the viewport does, so it scrolls away.
   Only sticky once there is something to act on. */
@media (max-width: 768px) {
  .uct-tool.uct-has-input .uct-action-btn-primary {
    position: fixed; left: 16px; right: 16px; bottom: 16px;
    width: auto; z-index: 40; box-shadow: 0 6px 20px rgba(0,0,0,.5);
  }
  .uct-tool.uct-has-input .uct-results,
  .uct-tool.uct-has-input .uct-privacy-note { padding-bottom: 80px; }
}


/* ==========================================================================
   10. RESULTS
   ========================================================================== */

.uct-file-item {
  background: #1a1f2e; border: 1px solid #3a4258; border-radius: 10px;
  padding: 14px; margin-bottom: 10px;
}

.uct-file-item-row { display: flex; align-items: center; gap: 14px; }

.uct-file-thumb {
  width: 56px; height: 56px; flex-shrink: 0;
  background: #252d3f; border-radius: 6px; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.uct-file-thumb canvas, .uct-file-thumb img { max-width: 100%; max-height: 100%; }

.uct-file-info { flex: 1; min-width: 0; }

.uct-file-name {
  font-size: 14px; font-weight: 600; color: #e5e7eb;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.uct-file-meta   { font-size: 12px; color: #9ca3af; margin-top: 3px; }
.uct-file-status { font-size: 12px; color: #9ca3af; margin-top: 3px; }

.uct-progress-bar {
  height: 4px; background: #2a3348; border-radius: 2px;
  overflow: hidden; margin-top: 7px;
}
.uct-progress-fill {
  height: 100%; width: 0; background: #4a90ff; transition: width .2s ease;
}

.uct-size-compare { font-size: 12px; margin-top: 4px; }
.uct-size-decreased { color: #4ade80; }
.uct-size-increased { color: #fbbf24; }
.uct-size-same      { color: #9ca3af; }

.uct-action-area { display: flex; gap: 8px; flex-shrink: 0; }

.uct-download-link {
  background: #4a90ff; color: #fff; text-decoration: none;
  padding: 8px 16px; min-height: 44px; border-radius: 6px;
  display: inline-flex; align-items: center;
  font-size: 13px; font-weight: 600;
}
.uct-download-link:hover { background: #3a7fee; color: #fff; }

/* Result card. Used for the single file result and the batch summary. */
.uct-result-card {
  background: rgba(74,144,255,.10);
  border-left: 3px solid #4a90ff; border-radius: 10px;
  padding: 22px; margin-bottom: 16px;
}
.uct-result-label { font-size: 13px; color: #9ca3af; margin-bottom: 6px; }
.uct-result-value { font-size: 34px; font-weight: 700; color: #fff; line-height: 1.2; }
.uct-result-sub   { font-size: 13px; color: #9ca3af; margin-top: 8px; }


/* ==========================================================================
   11. MESSAGES, NOTES, UTILITY
   ========================================================================== */

/* The ONLY error surface. Never alert(). */
.uct-error-msg {
  background: rgba(192,57,43,.12); border: 1px solid #c0392b; border-radius: 8px;
  padding: 12px 16px; margin-bottom: 10px; font-size: 13px; color: #e5e7eb;
}

/* The honest failure block sits under the file row inside the same card. */
.uct-file-item .uct-error-msg { margin: 12px 0 0; }

.uct-error-text { color: #c0392b; font-size: 12px; }

.uct-output-note, .uct-privacy-note {
  font-size: 12px; color: #9ca3af; text-align: center;
  line-height: 1.6; margin: 14px 0 0;
}

.uct-hidden { display: none !important; }

.uct-tool a:not(.uct-download-link):not(.uct-action-btn) { color: #4a90ff; }


/* ==========================================================================
   12. CLOUD URL IMPORT MODAL
   cloud-handlers.js injects this markup and hardcodes these class names.
   Every file tool must carry this block in its own stylesheet.
   ========================================================================== */

.uct-modal-overlay {
  position: fixed; inset: 0; z-index: 99999;
  display: flex; align-items: center; justify-content: center;
  padding: 20px; background: rgba(0,0,0,.66);
}

.uct-modal-content {
  width: 100%; max-width: 460px;
  background: #111B2E; border: 1px solid #26324a; border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0,0,0,.5); overflow: hidden;
}

.uct-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 18px; border-bottom: 1px solid #26324a;
}
.uct-modal-header h3 { margin: 0; font-size: 16px; color: #e5e7eb; }

.uct-modal-close {
  background: none; border: none; cursor: pointer;
  font-size: 22px; line-height: 1; color: #9ca3af; padding: 4px 8px;
}
.uct-modal-close:hover { color: #e5e7eb; }

.uct-modal-body { padding: 18px; }
.uct-modal-info { margin: 0 0 12px; font-size: 13px; color: #9ca3af; line-height: 1.6; }
.uct-modal-note { margin: 10px 0 0; font-size: 12px; color: #9ca3af; line-height: 1.6; }

.uct-modal-footer {
  display: flex; gap: 10px; justify-content: flex-end;
  padding: 14px 18px; border-top: 1px solid #26324a;
}

@media (max-width: 480px) {
  .uct-modal-footer { flex-direction: column-reverse; }
  .uct-modal-footer .uct-action-btn,
  .uct-modal-footer .uct-secondary-btn { width: 100%; }
}


/* ==========================================================================
   13. MOBILE
   ========================================================================== */

@media (max-width: 768px) {
  .uct-tool { padding: 0 16px; overflow-x: hidden; }
  .uct-tool_heading h1 { font-size: 24px; }
  .uct-upload-area { padding: 28px 16px; }
  .uct-file-item-row { flex-wrap: wrap; }
  .uct-action-area { width: 100%; }
  .uct-download-link { flex: 1; justify-content: center; }
  .uct-result-value { font-size: 28px; }
  .uct-preset-grid { grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); }
}

@media (max-width: 480px) {
  .uct-tool_heading h1 { font-size: 21px; }
  .uct-trust-strip { flex-direction: column; gap: 7px; }
  .uct-tabs { flex-direction: column; }
  .uct-tab { width: 100%; }
  .uct-input-row { flex-wrap: wrap; }
}