/*=============== FILE CONVERTER ===============*/

/*=============== VARIABLES ===============*/
:root {
  --fc-transition-fast: 100ms ease;
  --fc-transition-normal: 200ms ease;
  --fc-dropzone-height-mobile: 200px;
  --fc-dropzone-height-desktop: 250px;
  --fc-border-radius: 12px;
  --fc-spacing: 1.5rem;
}

/*=============== MAIN CONTAINER ===============*/
.file-converter__container {
  max-width: 1024px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/*=============== SECTION STYLES (MATCHING TYPING TRAINER) ===============*/
.file-converter__upload-section,
.file-converter__settings-section,
.file-converter__preview-section,
.file-converter__info-section {
  background: var(--container-color);
  border-radius: 1rem;
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 12px hsla(207, 24%, 35%, 0.1);
  transition: background 0.4s, box-shadow 0.4s;
}

.file-converter__section-title {
  font-size: var(--h3-font-size);
  font-weight: var(--font-semi-bold);
  color: var(--title-color);
  margin: 0 0 1rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.4s;
}

.file-converter__section-title i {
  color: var(--first-color);
}

/*=============== DROPZONE ===============*/
.file-converter__dropzone {
  border: 2px dashed var(--first-color);
  border-radius: var(--fc-border-radius);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  min-height: var(--fc-dropzone-height-mobile);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  transition: all var(--fc-transition-fast);
  opacity: 0.7;
  background-color: rgba(0, 0, 0, 0.01);
}

.file-converter__dropzone:hover,
.file-converter__dropzone:focus {
  opacity: 1;
  transform: scale(1.01);
  border-color: var(--first-color);
  background-color: var(--first-color-lighten);
}

.file-converter__dropzone.drag-over {
  opacity: 1;
  transform: scale(1.02);
  background-color: var(--first-color-lighten);
  border-width: 3px;
}

/* Upload icon with breathing animation */
.file-converter__upload-icon {
  font-size: 3rem;
  color: var(--first-color);
  animation: breathe 2s ease-in-out infinite;
}

@keyframes breathe {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.05); opacity: 1; }
}

.file-converter__upload-text {
  font-size: var(--normal-font-size);
  color: var(--text-color);
  font-weight: 500;
  margin: 0;
}

.file-converter__upload-limit {
  font-size: var(--small-font-size);
  color: var(--text-color-light);
  margin: 0;
}

/*=============== FORMAT BADGES ===============*/
.file-converter__supported-formats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 0.5rem;
}

.file-converter__format-badge {
  padding: 0.25rem 0.5rem;
  background-color: var(--body-color);
  border-radius: 4px;
  font-size: var(--small-font-size);
  color: var(--text-color);
  font-weight: 500;
  border: 1px solid var(--first-color-lighten);
}

/*=============== FILE INFO ===============*/
.file-converter__file-details {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background-color: var(--body-color);
  border-radius: 8px;
  margin-top: 1rem;
  min-width: 0;
  overflow: hidden;
}

.file-converter__file-icon {
  font-size: 1.5rem;
  color: var(--first-color);
}

.file-converter__file-meta {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.file-converter__file-name {
  font-weight: 600;
  color: var(--title-color);
  margin: 0 0 0.25rem 0;
  font-size: var(--normal-font-size);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}

.file-converter__file-stats {
  font-size: var(--small-font-size);
  color: var(--text-color-light);
  margin: 0;
}

.file-converter__remove-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-color-light);
  font-size: 1.25rem;
  padding: 0.5rem;
  border-radius: 4px;
  transition: all var(--fc-transition-fast);
}

.file-converter__remove-btn:hover {
  background-color: rgba(255, 0, 0, 0.1);
  color: #ff0000;
}

/*=============== SETTINGS ===============*/
.file-converter__label {
  display: block;
  font-size: var(--normal-font-size);
  color: var(--title-color);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.file-converter__format-selection {
  margin-bottom: 1rem;
}

.file-converter__format-options {
  display: grid;
  gap: 0.5rem;
}

.file-converter__format-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem;
  background-color: var(--body-color);
  border: 2px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--fc-transition-fast);
}

.file-converter__format-option:hover {
  border-color: var(--first-color-lighten);
}

.file-converter__format-option input[type="radio"] {
  accent-color: var(--first-color);
}

.file-converter__format-option input[type="radio"]:checked + span {
  font-weight: 600;
  color: var(--first-color);
}

.file-converter__quality-control,
.file-converter__resize-control,
.file-converter__page-control {
  margin-bottom: 1rem;
}

.file-converter__quality-slider {
  width: 100%;
  accent-color: var(--first-color);
}

.file-converter__quality-value {
  color: var(--first-color);
  font-weight: 600;
}

.file-converter__resize-inputs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.file-converter__width-input,
.file-converter__height-input,
.file-converter__page-number {
  flex: 1;
  min-width: 0;
  padding: 0.75rem;
  border: 2px solid var(--container-color);
  border-radius: 8px;
  background-color: var(--body-color);
  color: var(--text-color);
  font-size: var(--normal-font-size);
  transition: border-color var(--fc-transition-fast);
}

.file-converter__width-input:focus,
.file-converter__height-input:focus,
.file-converter__page-number:focus {
  outline: none;
  border-color: var(--first-color);
}

.file-converter__lock-aspect {
  padding: 0.75rem;
  background-color: var(--body-color);
  border: 2px solid var(--container-color);
  border-radius: 8px;
  color: var(--text-color);
  cursor: pointer;
  transition: all var(--fc-transition-fast);
}

.file-converter__lock-aspect:hover {
  border-color: var(--first-color);
  color: var(--first-color);
}

.file-converter__lock-aspect.locked {
  background-color: var(--first-color);
  border-color: var(--first-color);
  color: #fff;
}

.file-converter__page-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.file-converter__page-options label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.file-converter__page-options input[type="radio"] {
  accent-color: var(--first-color);
}

/*=============== BUTTONS ===============*/
.file-converter__convert-btn,
.file-converter__download-btn,
.file-converter__copy-btn,
.file-converter__clear-btn {
  width: 100%;
  padding: 0.875rem 1.5rem;
  border: none;
  border-radius: var(--fc-border-radius);
  font-size: var(--normal-font-size);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all var(--fc-transition-fast);
}

.file-converter__convert-btn {
  background-color: var(--first-color);
  color: #fff;
  margin-top: 1rem;
}

.file-converter__download-btn {
  background-color: var(--first-color);
  color: #fff;
}

.file-converter__convert-btn:hover,
.file-converter__download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px hsla(207, 65%, 65%, 0.4);
}

.file-converter__convert-btn:active,
.file-converter__download-btn:active {
  transform: translateY(0);
}

.file-converter__convert-btn:disabled,
.file-converter__download-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.file-converter__copy-btn,
.file-converter__clear-btn {
  background-color: transparent;
  color: var(--first-color);
  border: 2px solid var(--first-color);
}

.file-converter__copy-btn:hover,
.file-converter__clear-btn:hover {
  background-color: var(--first-color);
  color: #fff;
}

/*=============== PROGRESS INDICATOR ===============*/
.file-converter__progress {
  text-align: center;
  padding: 2rem 0;
}

.file-converter__progress-circle {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 0 auto;
}

.file-converter__progress-circle svg {
  transform: rotate(-90deg);
  width: 100%;
  height: 100%;
}

.file-converter__progress-bg {
  fill: none;
  stroke: var(--container-color);
  stroke-width: 8;
}

.file-converter__progress-fill {
  fill: none;
  stroke: var(--first-color);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 283;
  stroke-dashoffset: 283;
  transition: stroke-dashoffset 0.3s ease;
}

.file-converter__progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: var(--h3-font-size);
  font-weight: 600;
  color: var(--first-color);
}

.file-converter__progress-status {
  margin-top: 1rem;
  font-size: var(--normal-font-size);
  color: var(--text-color);
}

/*=============== PREVIEW ===============*/
.file-converter__preview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.file-converter__preview-column {
  display: flex;
  flex-direction: column;
}

.file-converter__preview-label {
  font-size: var(--small-font-size);
  font-weight: 600;
  color: var(--title-color);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 0.5rem 0;
}

.file-converter__preview-area {
  height: 200px;
  background-color: var(--body-color);
  border-radius: 8px;
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  margin-bottom: 0.5rem;
}

.file-converter__preview-area img {
  max-width: 100%;
  max-height: 100%;
  height: auto;
  width: auto;
  border-radius: 4px;
  object-fit: contain;
}

.file-converter__text-preview {
  width: 100%;
  margin: 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.85rem;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-color);
}

.file-converter__table-preview {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  color: var(--text-color);
}

.file-converter__table-preview th,
.file-converter__table-preview td {
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--container-color);
  text-align: left;
  vertical-align: top;
}

.file-converter__table-preview th {
  position: sticky;
  top: 0;
  background: var(--body-color);
  color: var(--title-color);
  font-weight: 600;
}

.file-converter__html-preview {
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 6px;
  background: var(--body-color);
}

.file-converter__file-size {
  font-size: var(--small-font-size);
  color: var(--text-color-light);
  margin: 0;
  text-align: center;
}

.file-converter__download {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* Ensure all buttons in download section are equal size */
.file-converter__download button {
  margin-top: 0;
  width: 100%;
}

/*=============== INFO SECTION ===============*/
.file-converter__info-text {
  font-size: var(--normal-font-size);
  color: var(--text-color);
  margin: 0 0 1rem 0;
  line-height: 1.6;
}

.file-converter__shortcuts {
  margin-top: 1rem;
}

.file-converter__shortcuts-title {
  font-size: var(--normal-font-size);
  font-weight: 600;
  color: var(--title-color);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  list-style: none;
}

.file-converter__shortcuts-title::-webkit-details-marker {
  display: none;
}

.file-converter__shortcuts-list {
  list-style: none;
  padding: 0.5rem 0 0 0;
  margin: 0;
}

.file-converter__shortcuts-list li {
  padding: 0.5rem 0;
  font-size: var(--normal-font-size);
  color: var(--text-color);
}

kbd {
  padding: 0.125rem 0.375rem;
  background-color: var(--container-color);
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.875rem;
  border: 1px solid var(--text-color-light);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/*=============== ANIMATIONS ===============*/
@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

.file-converter__section--animate-in {
  animation: fadeInScale var(--fc-transition-normal);
}

.file-converter__section--error {
  animation: shake 0.3s ease;
}

/*=============== DARK THEME ===============*/
body.dark-theme .file-converter__dropzone {
  background-color: rgba(255, 255, 255, 0.02);
}

body.dark-theme .file-converter__dropzone:hover,
body.dark-theme .file-converter__dropzone:focus {
  background-color: rgba(255, 255, 255, 0.05);
}

body.dark-theme .file-converter__format-badge {
  background-color: rgba(255, 255, 255, 0.1);
}

body.dark-theme .file-converter__upload-section,
body.dark-theme .file-converter__settings-section,
body.dark-theme .file-converter__preview-section,
body.dark-theme .file-converter__info-section {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/*=============== ACCESSIBILITY ===============*/
.file-converter__dropzone:focus-visible {
  outline: 3px solid var(--first-color);
  outline-offset: 2px;
}

.file-converter__remove-btn:focus-visible,
.file-converter__lock-aspect:focus-visible,
.file-converter__convert-btn:focus-visible,
.file-converter__download-btn:focus-visible,
.file-converter__copy-btn:focus-visible,
.file-converter__clear-btn:focus-visible {
  outline: 2px solid var(--first-color);
  outline-offset: 2px;
}

/*=============== RESPONSIVE ===============*/
@media screen and (max-width: 340px) {
  .file-converter__upload-icon {
    font-size: 2.5rem;
  }

  .file-converter__upload-text {
    font-size: var(--small-font-size);
  }

  .file-converter__supported-formats {
    gap: 0.25rem;
  }

  .file-converter__format-badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.4rem;
  }

  .file-converter__resize-inputs {
    gap: 0.25rem;
  }

  .file-converter__width-input,
  .file-converter__height-input,
  .file-converter__page-number {
    padding: 0.5rem 0.4rem;
    font-size: var(--small-font-size);
  }

  .file-converter__lock-aspect {
    padding: 0.5rem;
    font-size: 0.9rem;
  }
}

@media screen and (min-width: 576px) {
  .file-converter__container {
    padding: 2rem 1rem;
  }

  .file-converter__preview-grid {
    grid-template-columns: 1fr 1fr;
  }

  .file-converter__download {
    flex-direction: row;
  }

  .file-converter__download button {
    flex: 1;
  }
}

@media screen and (min-width: 768px) {
  .file-converter__dropzone {
    min-height: var(--fc-dropzone-height-desktop);
  }
}

@media screen and (min-width: 1024px) {
  .file-converter__container {
    padding: 3rem 2rem;
    padding-top: 2rem;
  }

  .file-converter__upload-section,
  .file-converter__settings-section,
  .file-converter__preview-section,
  .file-converter__info-section {
    padding: 2rem;
  }
}

/* Mobile adjustments */
@media screen and (max-width: 576px) {
  .file-converter__container {
    padding-top: 2rem;
  }

  .file-converter__download {
    flex-direction: column;
  }

  .file-converter__resize-inputs {
    gap: 0.4rem;
  }

  .file-converter__width-input,
  .file-converter__height-input,
  .file-converter__page-number {
    padding: 0.6rem;
    font-size: 0.9rem;
  }

  .file-converter__lock-aspect {
    padding: 0.6rem;
  }
}