/**
 * Home / upload page — single surface, wide dropzone
 * Overrides style.css card-in-card chrome for .upload-container
 */

/* wide content column — desktop only; mobile is full width via shell */
@media (min-width: 769px) {
  .app-container main {
    max-width: 960px !important;
  }
}

@media (max-width: 768px) {
  .app-container main {
    max-width: 100% !important;
    width: 100% !important;
  }

  .upload-container {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 0 32px !important;
    padding: 0 !important;
  }

  .upload-header {
    padding: 0 4px;
    margin-bottom: 16px;
  }

  .upload-title {
    font-size: 1.5rem !important;
    flex-wrap: wrap;
  }

  .upload-quota {
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box;
    text-align: center;
    white-space: normal !important;
    line-height: 1.4;
    border-radius: 12px !important;
  }

  .upload-area {
    width: 100% !important;
    max-width: 100% !important;
    min-height: 280px !important;
    padding: 40px 16px !important;
    box-sizing: border-box;
  }

  .upload-hint {
    flex-direction: column;
    gap: 6px;
  }

  .upload-hint-item {
    justify-content: center;
  }
}

/* kill outer “card shell” — page bg shows through; dropzone is the only surface */
.upload-container {
  max-width: 100% !important;
  width: 100% !important;
  margin: 0 auto 40px !important;
  padding: 8px 0 0 !important;
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  position: relative;
  z-index: 1;
}

body.dark-mode .upload-container {
  background: transparent !important;
  box-shadow: none !important;
}

.upload-header {
  text-align: center;
  margin-bottom: 20px;
  padding: 0 8px;
}

.upload-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: clamp(1.65rem, 3.5vw, 2.15rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-color);
  background: none !important;
  -webkit-text-fill-color: unset !important;
  margin: 0 0 8px;
}

.upload-title i {
  color: var(--primary-color);
  font-size: 1.1em;
}

.upload-subtitle {
  color: var(--text-light);
  font-size: 1rem;
  margin: 0;
  letter-spacing: -0.01em;
}

.upload-quota {
  display: inline-flex !important;
  align-items: center;
  gap: 6px;
  margin-top: 14px !important;
  padding: 8px 16px !important;
  border-radius: 999px;
  background: var(--fill-tertiary) !important;
  color: var(--text-light) !important;
  font-size: 0.875rem !important;
  font-weight: 500 !important;
  border: 1px solid var(--border-color);
}

/* ONE drop surface — full width of main */
.upload-area {
  position: relative;
  width: 100%;
  box-sizing: border-box;
  border: 1.5px dashed var(--border-color) !important;
  border-radius: 20px !important;
  background: var(--card-bg) !important;
  padding: 80px 40px !important;
  min-height: 360px !important;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm) !important;
  overflow: hidden;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.15s ease !important;
  transform: none !important;
}

/* kill legacy gradient overlays / slide sheen from style.css */
.upload-area::before,
.upload-area::after {
  display: none !important;
  content: none !important;
}

body.dark-mode .upload-area {
  background: var(--card-bg) !important;
  border-color: var(--border-color) !important;
  box-shadow: var(--shadow-sm) !important;
}

.upload-area:hover,
.upload-area.drag-over {
  border-color: var(--primary-color) !important;
  background: rgba(59, 130, 246, 0.06) !important;
  transform: none !important;
  box-shadow: var(--shadow) !important;
}

body.dark-mode .upload-area:hover,
body.dark-mode .upload-area.drag-over {
  background: rgba(59, 130, 246, 0.12) !important;
}

.upload-area:active {
  transform: scale(0.995) !important;
}

.upload-icon {
  width: 88px !important;
  height: 88px !important;
  margin: 0 auto 22px !important;
  border-radius: 24px !important;
  background: var(--fill-tertiary) !important;
  display: flex !important;
  align-items: center;
  justify-content: center;
  font-size: 2.25rem !important;
  color: var(--primary-color) !important;
  flex-shrink: 0;
  box-shadow: none !important;
  transform: none !important;
  transition: background 0.15s ease !important;
}

.upload-area:hover .upload-icon {
  transform: none !important;
  box-shadow: none !important;
  background: var(--fill-secondary) !important;
}

.upload-text {
  font-size: 1.2rem !important;
  font-weight: 500;
  color: var(--text-color) !important;
  margin: 0 0 14px !important;
  letter-spacing: -0.01em;
}

.browse-text {
  color: var(--primary-color);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

.upload-hint {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 18px;
  margin: 0;
  color: var(--text-lighter);
  font-size: 0.875rem;
}

.upload-hint-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.upload-hint kbd {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--fill-secondary);
  font-size: 0.75rem;
  font-family: inherit;
  border: 1px solid var(--border-color);
}

.file-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
  z-index: 2;
}

.upload-status {
  margin-top: 16px;
  min-height: 1.25rem;
  font-size: 0.875rem;
  color: var(--text-light);
  position: relative;
  z-index: 3;
  pointer-events: none;
}

/* Result — same width as dropzone, single card */
.result-container {
  margin-top: 24px !important;
  width: 100% !important;
  max-width: 100% !important;
  margin-left: 0 !important;
  margin-right: 0 !important;
  background: var(--card-bg) !important;
  border-radius: 20px !important;
  border: 1px solid var(--border-color);
  padding: 28px !important;
  box-shadow: var(--shadow-sm) !important;
  text-align: left;
  box-sizing: border-box;
  transition: none !important;
}

body.dark-mode .result-container {
  background: var(--card-bg) !important;
}

.result-header {
  text-align: center;
  margin-bottom: 20px;
}

.result-header h3,
.result-container h3 {
  font-size: 1.25rem !important;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
  color: var(--text-color) !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: none !important;
  -webkit-text-fill-color: unset !important;
}

.result-container h3::before {
  display: none !important;
  content: none !important;
}

.result-header h3 i {
  color: var(--success-color);
}

.result-subtitle {
  color: var(--text-light);
  font-size: 0.9rem;
  margin: 0;
  text-align: center;
}

.image-preview {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  background: var(--fill-tertiary);
  margin: 0 auto 20px;
  max-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-preview img {
  max-width: 100%;
  max-height: 360px;
  object-fit: contain;
  display: block;
  border-radius: 0;
  box-shadow: none;
}

.image-preview-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  opacity: 0;
  transition: opacity 0.2s ease;
  font-size: 0.875rem;
}

.image-preview:hover .image-preview-overlay {
  opacity: 1;
}

.link-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.link-item label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-light);
  margin-bottom: 6px;
}

.copy-container {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.copy-container input {
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-color);
  color: var(--text-color);
  font-size: 16px;
  outline: none;
}

.copy-container input:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.copy-btn {
  flex-shrink: 0;
  padding: 0 14px;
  border-radius: 10px;
  border: none;
  background: var(--primary-color);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 44px;
}

.copy-btn:hover {
  opacity: 0.92;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  color: var(--text-color);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  min-height: 40px;
  transition: background 0.15s ease, transform 100ms ease-out;
}

.action-btn:hover {
  background: var(--fill-tertiary);
}

.action-btn-primary {
  background: var(--primary-color);
  border-color: transparent;
  color: #fff;
}

.action-btn-primary:hover {
  background: var(--primary-dark);
  opacity: 1;
}

.action-btn-secondary,
.action-btn-accent {
  background: var(--fill-tertiary);
}

.action-btn-outline {
  background: transparent;
}

@media (max-width: 576px) {
  .app-container main {
    max-width: 100% !important;
  }

  .upload-area {
    padding: 52px 18px !important;
    min-height: 280px !important;
    border-radius: 16px !important;
  }

  .upload-icon {
    width: 68px !important;
    height: 68px !important;
    font-size: 1.85rem !important;
  }

  .copy-container {
    flex-direction: column;
  }

  .copy-btn {
    width: 100%;
    justify-content: center;
  }

  .result-actions {
    flex-direction: column;
  }

  .action-btn {
    width: 100%;
    justify-content: center;
  }
}