/* ============================================================
   toolpage.css — ImageResizer.me
   
   YEH FILE KYA KARTI HAI:
   - Individual tool pages ka layout
   - Tool page header (back button, icon, title)
   - Upload zone (drag & drop area)
   - Preview panel (image preview)
   - Controls column (settings, sliders)
   - Control box cards
   - Form elements (input, select, label)
   - All tool-specific UI components
   ============================================================ */


/* ──────────────────────────────────────────
   1. TOOL PAGE — Main wrapper
────────────────────────────────────────── */
#view-tool {
  min-height: 100vh;
  background: var(--color-gray-50);
}


/* ──────────────────────────────────────────
   2. TOOL PAGE HEADER
   Back button + Icon + Title
────────────────────────────────────────── */
.tool-pg-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  padding: 14px var(--side-padding);
  position: sticky;
  top: var(--header-height);
  z-index: 50;
}

.tool-pg-header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* Back button */
.back-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-gray-200);
  background: var(--color-white);
  color: var(--color-gray-500);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  cursor: pointer;
  font-family: var(--font-primary);
  transition: var(--transition-fast);
  flex-shrink: 0;
  white-space: nowrap;
}

.back-btn:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
  background: var(--color-blue-light);
}

/* Tool icon */
.tool-pg-icon {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

/* Tool title + desc */
.tool-pg-info {
  flex: 1;
  min-width: 0;
}

.tool-pg-info h1 {
  font-size: var(--text-xl);
  font-weight: var(--font-extrabold);
  color: var(--color-gray-900);
  line-height: 1.2;
  letter-spacing: var(--tracking-tight);
}

.tool-pg-info p {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}


/* ──────────────────────────────────────────
   3. TOOL PAGE BODY
   Two-column layout: Preview (sticky) + Controls (scroll)
────────────────────────────────────────── */
.tool-pg-body {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 22px var(--side-padding) 72px;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px;

  /* ✅ KEY FIX: align-items stretch so columns
     can have independent heights */
  align-items: start;
}

/* Full-width layout (special tools) */
.tool-pg-body.is-full-width {
  grid-template-columns: 1fr;
}


/* ──────────────────────────────────────────
   4. UPLOAD ZONE
   Drag & Drop area
────────────────────────────────────────── */
.upload-zone {
  grid-column: 1 / -1; /* Full width */
  border: 2.5px dashed var(--color-gray-300);
  border-radius: var(--radius-xl);
  padding: 52px 32px;
  text-align: center;
  cursor: pointer;
  position: relative;
  background: var(--color-white);
  transition: var(--transition-normal);
}

.upload-zone:hover,
.upload-zone.is-dragging {
  border-color: var(--color-blue);
  background: var(--color-blue-light);
}

/* Hidden file input — full area clickable */
.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* Upload icon box */
.upload-zone-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--color-gray-50);
  border: 1.5px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin: 0 auto 16px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.upload-zone:hover .upload-zone-icon {
  background: var(--color-white);
  border-color: var(--color-blue-border);
}

.upload-zone h3 {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-gray-900);
  margin-bottom: 6px;
  letter-spacing: var(--tracking-tight);
}

.upload-zone p {
  font-size: var(--text-base);
  color: var(--color-gray-500);
  line-height: var(--leading-normal);
}

.upload-zone p strong {
  color: var(--color-blue);
}

/* Supported formats tag */
.upload-formats {
  display: inline-block;
  margin-top: 10px;
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  padding: 3px 12px;
  border-radius: var(--radius-full);
}


/* ──────────────────────────────────────────
   5. PREVIEW PANEL
   ✅ STICKY — stays visible while controls scroll
────────────────────────────────────────── */
.preview-panel {
  background: var(--color-gray-50);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 380px;
  padding: 20px;
  position: relative;
  overflow: hidden;

  /* ✅ STICKY: image stays visible while right side scrolls */
  position: sticky;
  top: calc(var(--header-height) + 60px + 16px);
  /* header + tool-header + gap */
  align-self: start;
}

/* Preview image */
.preview-panel img {
  max-width: 100%;
  max-height: 460px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  object-fit: contain;
  display: block;
}

/* Preview label — "Preview" badge */
.preview-label {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-gray-400);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}


/* ──────────────────────────────────────────
   6. LEFT COLUMN WRAPPER
   Contains preview + reset button — sticky
────────────────────────────────────────── */
.preview-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  /* Sticky wrapper */
  position: sticky;
  top: calc(var(--header-height) + 60px + 16px);
  align-self: start;
  /* Max height so it doesn't overflow viewport */
  max-height: calc(100vh - var(--header-height) - 100px);
}


/* ──────────────────────────────────────────
   7. CONTROLS COLUMN
   ✅ RIGHT SIDE: scrollable independently
────────────────────────────────────────── */
.controls-col {
  display: flex;
  flex-direction: column;
  gap: 12px;

  /* ✅ KEY: right column scrolls on its own */
  /* No sticky — it flows naturally with page */
  /* Preview stays fixed via position:sticky above */
}


/* ──────────────────────────────────────────
   7. CONTROL BOX — Card container
────────────────────────────────────────── */
.ctrl-box {
  background: var(--color-white);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 16px;
}

/* Control box heading */
.ctrl-box-title {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-gray-800);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}


/* ──────────────────────────────────────────
   8. FORM FIELD
────────────────────────────────────────── */
.form-field {
  margin-bottom: 10px;
}

.form-field:last-child {
  margin-bottom: 0;
}

/* Field label */
.form-label {
  display: block;
  font-size: 0.72rem;
  font-weight: var(--font-bold);
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: 4px;
}

/* Text / number input */
.form-input {
  width: 100%;
  padding: 8px 10px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--color-gray-900);
  background: var(--color-gray-50);
  outline: none;
  transition: var(--transition-fast);
}

.form-input:focus {
  border-color: var(--color-blue);
  background: var(--color-white);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Select dropdown */
.form-select {
  width: 100%;
  padding: 8px 10px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--color-gray-900);
  background: var(--color-gray-50);
  outline: none;
  cursor: pointer;
  transition: var(--transition-fast);

  /* Custom arrow */
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 32px;
}

.form-select:focus {
  border-color: var(--color-blue);
  background-color: var(--color-white);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Two inputs side by side (Width × Height) */
.input-row {
  display: grid;
  grid-template-columns: 1fr 32px 1fr;
  gap: 7px;
  align-items: end;
  margin-bottom: 10px;
}

/* Lock button between W and H */
.lock-btn {
  width: 32px;
  height: 36px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition-fast);
  align-self: flex-end;
  flex-shrink: 0;
}

.lock-btn:hover,
.lock-btn.is-locked {
  border-color: var(--color-blue);
  color: var(--color-blue);
  background: var(--color-blue-light);
}


/* ──────────────────────────────────────────
   9. ACTION BUTTONS GRID
   (Rotate CW, CCW, Flip H, Flip V)
────────────────────────────────────────── */
.action-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-bottom: 10px;
}

.action-btn {
  background: var(--color-gray-50);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  padding: 11px 7px;
  font-size: 0.78rem;
  font-weight: var(--font-semibold);
  color: var(--color-gray-600);
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-family: var(--font-primary);
}

.action-btn .action-icon {
  font-size: 18px;
  line-height: 1;
}

.action-btn:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
  background: var(--color-blue-light);
}


/* ──────────────────────────────────────────
   10. FORMAT INFO BOX
   (Convert tool mein format description)
────────────────────────────────────────── */
.format-info {
  font-size: 0.8rem;
  color: var(--color-gray-500);
  line-height: var(--leading-relaxed);
  padding: 10px;
  background: var(--color-gray-50);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gray-200);
  margin-bottom: 10px;
}


/* ──────────────────────────────────────────
   11. METADATA TABLE
   (Metadata viewer tool)
────────────────────────────────────────── */
.meta-table {
  width: 100%;
  border-collapse: collapse;
}

.meta-table tr:not(:last-child) td {
  border-bottom: 1px solid var(--color-gray-100);
}

.meta-table td {
  padding: 8px 4px;
  font-size: var(--text-sm);
  vertical-align: middle;
}

.meta-table td:first-child {
  font-weight: var(--font-semibold);
  color: var(--color-gray-500);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  width: 42%;
}

.meta-table td:last-child {
  font-weight: var(--font-bold);
  color: var(--color-gray-900);
}


/* ──────────────────────────────────────────
   12. FAVICON PREVIEWS
   (Favicon generator tool)
────────────────────────────────────────── */
.favicon-previews {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: flex-end;
  padding: 14px;
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  margin-bottom: 10px;
}

.favicon-preview-item {
  text-align: center;
}

.favicon-preview-item canvas {
  display: block;
  margin: 0 auto;
  border-radius: 3px;
  border: 1px solid var(--color-gray-200);
}

.favicon-size-label {
  font-size: 0.65rem;
  color: var(--color-gray-400);
  margin-top: 4px;
  font-weight: var(--font-semibold);
  display: block;
}


/* ──────────────────────────────────────────
   13. BASE64 OUTPUT
   (Base64 encoder tool)
────────────────────────────────────────── */
.base64-output {
  width: 100%;
  height: 90px;
  resize: none;
  font-size: 0.7rem;
  font-family: 'Courier New', monospace;
  padding: 10px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-gray-50);
  color: var(--color-gray-800);
  outline: none;
  transition: var(--transition-fast);
  display: block;
  width: 100%;
}

.base64-output:focus {
  border-color: var(--color-blue);
  background: var(--color-white);
}


/* ──────────────────────────────────────────
   14. COLOR PICKER RESULT
   (Color picker tool)
────────────────────────────────────────── */
.color-result {
  padding: 16px;
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-gray-200);
  text-align: center;
  margin-bottom: 10px;
}

.color-swatch-large {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  margin: 0 auto 12px;
  border: 3px solid var(--color-gray-200);
  transition: var(--transition-normal);
}

.color-values {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.color-value-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
}

.color-value-label {
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.color-value-text {
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-gray-800);
  font-family: 'Courier New', monospace;
}

.color-copy-btn {
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  color: var(--color-blue);
  cursor: pointer;
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--color-blue-light);
  border: none;
  font-family: var(--font-primary);
  transition: var(--transition-fast);
}

.color-copy-btn:hover {
  background: var(--color-blue);
  color: var(--color-white);
}

/* Color history dots */
.color-history {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 28px;
}

.color-history-dot {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 2px solid var(--color-gray-200);
  cursor: pointer;
  transition: var(--transition-fast);
  flex-shrink: 0;
}

.color-history-dot:hover {
  transform: scale(1.15);
  border-color: var(--color-gray-400);
}


/* ──────────────────────────────────────────
   15. SOCIAL MEDIA RESIZER
────────────────────────────────────────── */
.sm-platforms-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

.sm-platform-btn {
  padding: 9px 6px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: var(--transition-fast);
  background: var(--color-white);
  font-family: var(--font-primary);
}

.sm-platform-btn .sp-icon {
  font-size: 20px;
  margin-bottom: 4px;
  display: block;
}

.sm-platform-btn .sp-name {
  font-size: 0.7rem;
  font-weight: var(--font-semibold);
  color: var(--color-gray-600);
  display: block;
}

.sm-platform-btn:hover,
.sm-platform-btn.is-active {
  border-color: var(--color-blue);
  background: var(--color-blue-light);
}

.sm-platform-btn.is-active .sp-name {
  color: var(--color-blue);
}

/* SM sizes grid */
.sm-sizes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-bottom: 10px;
}

.sm-size-btn {
  padding: 9px 10px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-fast);
  background: var(--color-gray-50);
  text-align: left;
  font-family: var(--font-primary);
}

.sm-size-btn .ss-name {
  font-size: 0.78rem;
  font-weight: var(--font-bold);
  color: var(--color-gray-800);
  display: block;
  margin-bottom: 2px;
}

.sm-size-btn .ss-dim {
  font-size: 0.7rem;
  color: var(--color-gray-400);
  display: block;
}

.sm-size-btn:hover,
.sm-size-btn.is-active {
  border-color: var(--color-blue);
  background: var(--color-blue-light);
}

.sm-size-btn.is-active .ss-name {
  color: var(--color-blue);
}


/* ──────────────────────────────────────────
   16. BULK FILE LIST
   (Bulk resize tool)
────────────────────────────────────────── */
.bulk-file-list {
  max-height: 180px;
  overflow-y: auto;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background: var(--color-gray-50);
  margin-bottom: 14px;
}

.bulk-file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-gray-100);
  font-size: var(--text-sm);
}

.bulk-file-item:last-child {
  border-bottom: none;
}

.bulk-file-name {
  font-weight: var(--font-semibold);
  color: var(--color-gray-800);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-right: 8px;
}

.bulk-file-size {
  color: var(--color-gray-400);
  flex-shrink: 0;
  font-size: var(--text-xs);
}

/* Bulk progress */
.bulk-progress {
  margin-top: 12px;
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  text-align: center;
  min-height: 20px;
}


/* ──────────────────────────────────────────
   17. RESET LINK (below workspace)
────────────────────────────────────────── */
.workspace-reset {
  grid-column: 1 / -1;
  text-align: center;
  padding-top: 4px;
}

.workspace-reset button {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--font-primary);
  transition: var(--transition-fast);
  padding: 4px 8px;
}

.workspace-reset button:hover {
  color: var(--color-gray-600);
  text-decoration: underline;
}


/* ──────────────────────────────────────────
   18. RESPONSIVE
────────────────────────────────────────── */

/* Tablet */
@media (max-width: 1024px) {
  .tool-pg-body {
    grid-template-columns: 1fr 290px;
    gap: 16px;
  }
}

/* Mobile — single column, preview on top */
@media (max-width: 768px) {
  .tool-pg-body {
    grid-template-columns: 1fr;
    padding: 16px 16px 48px;
    gap: 14px;
  }

  /* ✅ On mobile: preview NOT sticky — stacks on top */
  .preview-panel {
    position: relative;
    top: auto;
    min-height: 260px;
    max-height: 320px;
  }

  .preview-col {
    position: relative;
    top: auto;
    max-height: none;
  }

  .tool-pg-header {
    padding: 12px 16px;
    position: relative;
    top: auto;
  }

  .tool-pg-info p {
    display: none;
  }

  .upload-zone {
    padding: 36px 20px;
  }

  .sm-platforms-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
  }

  .sm-sizes-grid {
    grid-template-columns: 1fr;
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .tool-pg-info h1 {
    font-size: var(--text-lg);
  }

  .sm-platforms-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .action-grid {
    grid-template-columns: 1fr 1fr;
  }

  .upload-zone h3 {
    font-size: var(--text-base);
  }
}