/* === Seller Forms (register + product upload) === */

.form-page {
  padding: 48px 24px 80px;
  min-height: 70vh;
}
.form-container {
  max-width: 520px;
  margin: 0 auto;
}
.form-container--wide {
  max-width: 680px;
}

/* Header */
.form-header {
  text-align: center;
  margin-bottom: 32px;
}
.form-icon {
  font-size: 48px;
  margin-bottom: 16px;
}
.form-title {
  font-family: var(--font-heading);
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 8px;
}
.form-subtitle {
  font-size: 15px;
  color: var(--fg-muted);
}

/* Alerts */
.form-alert {
  padding: 14px 20px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  font-size: 14px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  flex-wrap: wrap;
}
.form-alert--error {
  background: rgba(255, 77, 77, 0.08);
  border: 1px solid rgba(255, 77, 77, 0.3);
  color: var(--red);
}
.form-alert--success {
  background: rgba(200, 255, 0, 0.08);
  border: 1px solid rgba(200, 255, 0, 0.3);
  color: var(--accent);
}
.form-alert-actions {
  display: flex;
  gap: 16px;
  width: 100%;
  margin-top: 8px;
}
.form-alert-link {
  color: var(--accent);
  text-decoration: underline;
  font-weight: 600;
  font-size: 13px;
}

/* Form body */
.form-body {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.form-group {
  margin-bottom: 20px;
}
.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--fg);
  margin-bottom: 8px;
}
.form-required {
  color: var(--red);
}
.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color 0.2s ease;
  outline: none;
}
.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200, 255, 0, 0.1);
}
.form-input::placeholder {
  color: #555;
}
.form-textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.6;
}
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23888' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}
.form-select optgroup {
  color: var(--fg-muted);
  font-weight: 600;
  font-size: 12px;
}
.form-select option {
  color: var(--fg);
  background: var(--bg);
  padding: 8px;
}
.form-hint {
  font-size: 12px;
  color: var(--fg-muted);
  margin-top: 6px;
}

/* Price input with prefix */
.form-input-prefix {
  position: relative;
}
.form-prefix {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--fg-muted);
  font-size: 15px;
  font-weight: 600;
  pointer-events: none;
}
.form-input--prefixed {
  padding-left: 32px;
}

/* Two-column row */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group--half {
  margin-bottom: 20px;
}

/* Submit */
.form-submit {
  width: 100%;
  padding: 14px 24px;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease;
  letter-spacing: -0.2px;
  margin-top: 8px;
}
.form-submit:hover {
  background: var(--accent-dim);
}
.form-submit:active {
  transform: scale(0.98);
}
.form-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Footer */
.form-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 14px;
  color: var(--fg-muted);
}
.form-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}
.form-link:hover {
  text-decoration: underline;
}

/* Tier preview card */
.form-info-card {
  margin-top: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.form-info-title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 20px;
  letter-spacing: -0.2px;
}
.tier-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.tier-preview-item {
  text-align: center;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  min-width: 100px;
}
.tier-preview-item--best {
  border-color: var(--accent);
  box-shadow: 0 0 16px rgba(200, 255, 0, 0.1);
}
.tier-preview-rate {
  display: block;
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
}
.tier-preview-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-top: 2px;
}
.tier-preview-range {
  display: block;
  font-size: 11px;
  color: var(--fg-muted);
  margin-top: 2px;
}
.tier-preview-arrow {
  color: var(--fg-muted);
  font-size: 18px;
}

/* File upload zones */
.file-upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.file-upload-zone:hover,
.file-upload-zone--drag {
  border-color: var(--accent);
  background: rgba(200, 255, 0, 0.03);
}
.file-upload-icon {
  font-size: 32px;
  margin-bottom: 8px;
}
.file-upload-text {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}
.file-upload-hint {
  font-size: 12px;
  color: var(--fg-muted);
}

/* Upload preview */
.file-upload-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.file-upload-preview img {
  max-width: 200px;
  max-height: 140px;
  border-radius: 8px;
  object-fit: cover;
}
.file-upload-remove {
  background: rgba(255, 77, 77, 0.1);
  color: var(--red);
  border: 1px solid rgba(255, 77, 77, 0.3);
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 13px;
  cursor: pointer;
  font-family: var(--font-body);
}
.file-upload-remove:hover {
  background: rgba(255, 77, 77, 0.2);
}

/* Upload done */
.file-upload-done {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.file-upload-done-icon {
  font-size: 20px;
}
.file-upload-done-name {
  font-size: 14px;
  font-weight: 600;
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Upload progress */
.file-upload-progress {
  display: flex;
  align-items: center;
  gap: 12px;
}
.file-upload-progress-bar {
  flex: 1;
  height: 6px;
  background: var(--bg);
  border-radius: 3px;
  overflow: hidden;
}
.file-upload-progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.3s ease;
  width: 0%;
}
.file-upload-progress-text {
  font-size: 12px;
  color: var(--fg-muted);
  white-space: nowrap;
}

/* Nav links for upload page */
.nav-links {
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-link {
  font-size: 14px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}
.nav-link:hover {
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
  .form-page {
    padding: 32px 16px 60px;
  }
  .form-body {
    padding: 24px 20px;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .tier-preview {
    flex-direction: column;
    gap: 8px;
  }
  .tier-preview-arrow {
    transform: rotate(90deg);
  }
  .tier-preview-item {
    width: 100%;
  }
}