@charset "UTF-8";

.image-compressor-page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 8px 0 40px;
}

/* 상단 */
.image-compressor-page .utility-top {
  text-align: center;
  padding: 30px 20px 28px;
}

.image-compressor-page .utility-label {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 6px 13px;
  border-radius: 999px;
  background: #ecfeff;
  color: #155e75;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.image-compressor-page .utility-title {
  margin: 0;
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: #0f172a;
}

.image-compressor-page .utility-desc {
  max-width: 820px;
  margin: 16px auto 0;
  color: #64748b;
  font-size: 15px;
  line-height: 1.8;
}

/* 요약 카드 */
.image-compressor-summary-card {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.image-compressor-summary-item {
  padding: 20px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 20px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.06);
}

.image-compressor-summary-item::before {
  content: "";
  display: block;
  width: 34px;
  height: 4px;
  margin-bottom: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, #06b6d4, #2563eb);
}

.image-compressor-summary-item strong {
  display: block;
  margin-bottom: 7px;
  font-size: 15px;
  font-weight: 900;
  color: #0f172a;
}

.image-compressor-summary-item span {
  font-size: 13px;
  color: #64748b;
  line-height: 1.6;
}

/* 카드 */
.image-compressor-upload-card,
.image-compressor-workspace-card {
  padding: 28px;
  margin-bottom: 24px;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 24px;
  background: #ffffff;
  box-shadow: 0 18px 48px rgba(15, 23, 42, 0.08);
}

.image-compressor-card-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 24px;
}

.image-compressor-card-head h2 {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #0f172a;
}

.image-compressor-card-head p {
  margin: 0;
  font-size: 14px;
  color: #64748b;
  line-height: 1.6;
}

.image-compressor-head-actions {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-end;
  gap: 10px;
  min-width: 240px;
}

/* 업로드 */
.upload-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.upload-dropzone {
  display: block;
  width: 100%;
  border: 2px dashed rgba(148, 163, 184, 0.45);
  border-radius: 22px;
  background: linear-gradient(180deg, #f8fbff 0%, #f3f6fb 100%);
  cursor: pointer;
  transition: all 0.2s ease;
}

.upload-dropzone:hover,
.upload-dropzone.dragover,
.upload-dropzone.is-dragover {
  border-color: #38bdf8;
  background: linear-gradient(180deg, #f0fdfa 0%, #eff6ff 100%);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(6, 182, 212, 0.1);
}

.upload-dropzone-inner {
  min-height: 170px;
  padding: 30px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.upload-main-text {
  margin: 0;
  color: #0f172a;
  font-size: 21px;
  font-weight: 900;
  line-height: 1.5;
}

.upload-desktop-text {
  display: block;
}

.upload-mobile-text {
  display: none;
}

.upload-file-chip,
.upload-file-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: linear-gradient(135deg, #0f172a, #164e63);
  color: #ffffff;
  font-weight: 800;
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.18);
}

.upload-file-chip {
  padding: 8px 16px;
  margin-left: 6px;
  font-size: 14px;
}

.upload-file-btn {
  min-width: 164px;
  padding: 13px 20px;
  font-size: 15px;
}

.upload-sub-text {
  margin: 0;
  color: #64748b;
  font-size: 14px;
  line-height: 1.7;
}

.notice-strip {
  display: flex;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid rgba(6, 182, 212, 0.18);
  border-radius: 16px;
  background: #ecfeff;
  color: #155e75;
  font-size: 14px;
  line-height: 1.75;
}

.notice-strip strong {
  color: #0f172a;
  white-space: nowrap;
}

/* 작업 영역 */
.image-tool-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 22px;
  align-items: start;
}

.image-tool-sidebar,
.image-tool-main {
  min-width: 0;
}

.image-tool-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.image-compressor-control-box {
  padding: 18px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 18px;
  background: #f8fafc;
}

.image-compressor-control-box .utility-field-label {
  display: block;
  margin-bottom: 10px;
  font-weight: 900;
  color: #0f172a;
}

.image-compressor-control-box .utility-input {
  width: 100%;
  min-height: 50px;
  padding: 0 14px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: #ffffff;
  color: #0f172a;
  font-weight: 700;
}

.image-compressor-control-box .utility-input:focus {
  border-color: #38bdf8;
  box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.1);
  outline: none;
}

.image-compressor-control-box select.utility-input {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
}

.range-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.range-row input[type="range"] {
  flex: 1;
  accent-color: #0891b2;
}

.range-row span {
  min-width: 54px;
  text-align: right;
  font-size: 14px;
  font-weight: 900;
  color: #0f172a;
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0;
  font-size: 15px;
  font-weight: 900;
  color: #0f172a;
}

.toggle-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: #0891b2;
  flex-shrink: 0;
}

.toggle-help {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: #64748b;
  word-break: break-word;
}

/* 버튼 */
.image-compressor-page .utility-btn {
  min-height: 46px;
  padding: 0 20px;
  border-radius: 14px;
  font-weight: 800;
}

.image-compressor-page .utility-btn-primary {
  background: linear-gradient(135deg, #0f172a, #164e63);
  color: #ffffff;
  border-color: #0f172a;
}

.image-compressor-page .utility-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.18);
}

/* 미리보기 */
.preview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}

.preview-card {
  padding: 20px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 22px;
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.04);
}

.preview-card h3 {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 900;
  color: #0f172a;
}

.preview-image-wrap {
  position: relative;
  height: 320px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 18px;
  background: #f7f9fc;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.checker-bg {
  background-image:
    linear-gradient(45deg, #eef2f7 25%, transparent 25%),
    linear-gradient(-45deg, #eef2f7 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #eef2f7 75%),
    linear-gradient(-45deg, transparent 75%, #eef2f7 75%);
  background-size: 18px 18px;
  background-position: 0 0, 0 9px, 9px -9px, -9px 0;
  background-color: #ffffff;
}

.preview-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.preview-empty {
  padding: 20px;
  text-align: center;
  color: #64748b;
  font-size: 14px;
  line-height: 1.7;
}

.preview-meta {
  margin-top: 12px;
  color: #475569;
  font-size: 14px;
  line-height: 1.8;
  word-break: keep-all;
}

.preview-download {
  width: 100%;
  margin-top: 14px;
  text-align: center;
  text-decoration: none;
}

.image-compressor-result-box {
  min-height: 120px;
  margin-top: 0;
  padding: 20px;
  border-radius: 18px;
  border: 1px solid rgba(6, 182, 212, 0.2);
  background: linear-gradient(135deg, #ecfeff, #eff6ff);
  color: #155e75;
  line-height: 1.8;
  white-space: pre-wrap;
  box-shadow: none;
}

/* 도움말 */
.image-compressor-page .help-panel {
  margin-top: 30px;
}

.image-compressor-page .help-panel > h2 {
  margin: 0 0 18px;
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #0f172a;
}

.image-compressor-page .help-box {
  border-radius: 22px;
}

.image-compressor-page .help-toggle-box summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.5;
  color: #0f172a;
}

.image-compressor-page .help-toggle-box summary::-webkit-details-marker {
  display: none;
}

.image-compressor-page .help-toggle-box summary::after {
  content: "+";
  font-size: 1.2rem;
  font-weight: 700;
  color: #64748b;
}

.image-compressor-page .help-toggle-box[open] summary::after {
  content: "−";
}

.image-compressor-page .help-toggle-content {
  margin-top: 14px;
}

.image-compressor-page .help-toggle-content p {
  margin: 0;
  line-height: 1.8;
  color: #334155;
}

/* 반응형 */
@media (max-width: 960px) {
  .image-tool-grid {
    grid-template-columns: 1fr;
  }

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

  .preview-image-wrap {
    height: 260px;
  }
}

@media (max-width: 900px) {
  .image-compressor-card-head {
    grid-template-columns: 1fr;
  }

  .image-compressor-head-actions {
    min-width: 0;
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
}

@media (max-width: 768px) {
  .image-compressor-page {
    padding: 0 0 28px;
  }

  .image-compressor-page .utility-top {
    padding: 24px 14px 22px;
  }

  .image-compressor-summary-card {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .image-compressor-upload-card,
  .image-compressor-workspace-card {
    padding: 22px;
    border-radius: 20px;
  }

  .upload-dropzone {
    border-style: solid;
    border-width: 1px;
    border-radius: 20px;
  }

  .upload-desktop-text {
    display: none;
  }

  .upload-mobile-text {
    display: block;
  }

  .upload-dropzone-inner {
    min-height: 124px;
    padding: 22px 16px;
  }

  .upload-main-text {
    font-size: 18px;
  }

  .upload-sub-text {
    font-size: 13px;
  }

  .notice-strip {
    flex-direction: column;
    gap: 6px;
    font-size: 13px;
  }

  .image-compressor-head-actions,
  .image-compressor-head-actions .utility-btn {
    width: 100%;
  }

  .preview-card {
    padding: 16px;
    border-radius: 18px;
  }

  .preview-image-wrap {
    height: 220px;
    border-radius: 14px;
  }

  .image-compressor-page .utility-title {
    font-size: 32px;
  }
}