/* ── Watermark Tool ── */

.wm-page {
  max-width: 580px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

/* ── Errors ── */

.wm-errors {
  background: rgba(254, 242, 242, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid #fecaca;
  border-radius: 0.81rem;
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
}

.wm-errors p {
  font-family: 'Poppins', sans-serif;
  font-size: 0.82rem;
  color: #b91c1c;
  margin: 0;
  line-height: 1.5;
}

.wm-errors p + p {
  margin-top: 0.25rem;
}

/* ── Upload Area ── */

.wm-upload {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1.5px dashed rgba(40, 50, 55, 0.3);
  border-radius: 0.95rem;
  padding: 2.75rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
  margin-bottom: 1.25rem;
  box-shadow: 0 8px 30px -10px rgba(40, 50, 55, 0.12);
}

.wm-upload:hover {
  border-color: rgba(40, 50, 55, 0.6);
  background: rgba(255, 255, 255, 0.72);
}

.wm-upload--dragover {
  border-color: #1d1d1f;
  background: rgba(255, 255, 255, 0.88);
  transform: scale(1.005);
}

.wm-upload__empty,
.wm-upload__selected {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.wm-upload__icon {
  font-size: 2.1rem;
  color: rgba(40, 50, 55, 0.4);
  margin-bottom: 0.3rem;
  transition: color 0.2s;
}

.wm-upload:hover .wm-upload__icon {
  color: rgba(40, 50, 55, 0.6);
}

.wm-upload__icon--active {
  color: #1d1d1f;
}

.wm-upload__text,
.wm-upload__filename {
  font-family: 'Poppins', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: #1d1d1f;
  margin: 0;
  word-break: break-all;
}

.wm-upload__hint {
  font-family: 'Poppins', sans-serif;
  font-size: 0.78rem;
  color: #6e6e73;
  margin: 0;
}

.wm-upload__clear {
  font-family: 'Poppins', sans-serif;
  font-size: 0.78rem;
  color: #b91c1c;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  text-decoration: underline;
}

/* ── Text Input ── */

.wm-field {
  margin-bottom: 1.5rem;
}

.wm-label {
  display: block;
  font-family: 'Poppins', sans-serif;
  font-size: 0.82rem;
  font-weight: 500;
  color: #1d1d1f;
  margin-bottom: 0.45rem;
}

.wm-input {
  width: 100%;
  font-family: 'Poppins', sans-serif;
  font-size: 0.9rem;
  color: #1d1d1f;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(40, 50, 55, 0.15);
  border-radius: 0.81rem;
  background: #ffffff;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
  box-shadow: 0 2px 12px -4px rgba(40, 50, 55, 0.1);
}

.wm-input:focus {
  border-color: #1d1d1f;
  box-shadow: 0 2px 16px -4px rgba(40, 50, 55, 0.2);
}

.wm-input::placeholder {
  color: #a1a1a6;
}

/* ── Preview ── */

.wm-preview {
  margin-bottom: 1.5rem;
}

.wm-preview__container {
  position: relative;
  margin: 0 auto;
  max-width: 100%;
  border: 1px solid rgba(40, 50, 55, 0.1);
  border-radius: 0.81rem;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 16px 44px -12px rgba(40, 50, 55, 0.28);
}

.wm-preview__container canvas {
  display: block;
  width: 100%;
  height: auto;
}

#watermarkCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* ── Submit ── */

.wm-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: 'Poppins', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: #fff;
  background: #1d1d1f;
  border: none;
  border-radius: 0.81rem;
  padding: 0.85rem 1.5rem;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 10px 28px -10px rgba(40, 50, 55, 0.4);
}

.wm-submit:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 14px 32px -10px rgba(40, 50, 55, 0.5);
}

.wm-submit:active:not(:disabled) {
  transform: translateY(0);
}

.wm-submit:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
}

/* ── Responsive ── */

@media (max-width: 540px) {
  .wm-page {
    padding: 1.5rem 1rem 3rem;
  }

  .wm-upload {
    padding: 2rem 1.25rem;
  }

  .wm-upload__icon {
    font-size: 1.7rem;
  }

  .wm-upload__text,
  .wm-upload__filename {
    font-size: 0.84rem;
  }

  .wm-input {
    font-size: 1rem;
    padding: 0.7rem 0.9rem;
  }

  .wm-label {
    font-size: 0.78rem;
  }

  .wm-submit {
    font-size: 0.82rem;
    padding: 0.75rem 1.25rem;
  }
}