/* ================================================
   FERRAMENTAS — Claymorphism + Material You
   ================================================ */

.tools-section {
  padding: 3rem 0 4rem;
}

/* Promo Widget */
.tool-widget-promo {
  background: linear-gradient(135deg, var(--md-primary-container) 0%, rgba(0,137,123,0.08) 100%);
  padding: 2.4rem 2.8rem;
  border-radius: var(--r-xl);
  box-shadow: var(--clay-shadow-md);
  border: 2px solid rgba(67,97,238,0.25);
  margin-bottom: 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.tool-widget-promo::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 140px; height: 140px;
  background: radial-gradient(circle, rgba(0,137,123,0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.tool-widget-promo h2 {
  margin-bottom: 0.9rem;
  font-size: 1.7rem;
  font-weight: 900;
  color: var(--md-primary);
  letter-spacing: -0.3px;
}

.tool-widget-promo h2 i {
  color: var(--md-primary);
  margin-right: 0.5rem;
}

.tool-widget-promo p {
  max-width: 580px;
  margin: 0 auto 1.6rem;
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
}

.promo-button {
  max-width: 380px;
  margin: 0 auto;
}

/* Tool Widget */
.tool-widget {
  background: var(--clay-surface);
  padding: 2.4rem 2.6rem;
  border-radius: var(--r-xl);
  box-shadow: var(--clay-shadow-md);
  border: 1.5px solid var(--clay-border);
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.tool-widget::before {
  content: '';
  position: absolute;
  bottom: -50px; left: -50px;
  width: 150px; height: 150px;
  background: radial-gradient(circle, rgba(0,137,123,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.tool-widget h2 {
  font-size: 1.6rem;
  color: var(--text-primary);
  font-weight: 900;
  margin-bottom: 2rem;
  text-align: center;
  letter-spacing: -0.3px;
}

.tool-widget h2 i {
  color: var(--md-primary);
  margin-right: 0.5rem;
}

.tools-section .tool-widget + .tool-widget {
  margin-top: 0;
}

/* Form Groups */
.form-group {
  margin-bottom: 1.4rem;
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border: 2px solid var(--clay-border);
  border-radius: var(--r-md);
  background: var(--clay-surface-2);
  color: var(--text-primary);
  font-family: 'Nunito', sans-serif;
  font-size: 0.98rem;
  font-weight: 500;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--md-primary);
  box-shadow: 0 0 0 3px rgba(0,137,123,0.15);
  background: var(--clay-surface);
}

.form-group textarea {
  resize: vertical;
  min-height: 90px;
}

/* Select */
.form-control {
  width: 100%;
  padding: 0.85rem 2.5rem 0.85rem 1.1rem;
  border: 2px solid var(--clay-border);
  border-radius: var(--r-md);
  background-color: var(--clay-surface-2);
  color: var(--text-primary);
  font-family: 'Nunito', sans-serif;
  font-size: 0.98rem;
  font-weight: 500;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2300897B' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  background-size: 16px 12px;
  cursor: pointer;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--md-primary);
  box-shadow: 0 0 0 3px rgba(0,137,123,0.15);
}

/* Buttons */
.tool-button {
  width: 100%;
  padding: 1rem 1.4rem;
  background: linear-gradient(135deg, #4361ee 0%, #3a0ca3 100%);
  color: #fff;
  border: none;
  border-radius: var(--r-md);
  font-family: 'Nunito', sans-serif;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition-spring);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  box-shadow: 5px 5px 0px rgba(58,12,163,0.3), 0 6px 20px rgba(67,97,238,0.2);
}

.tool-button:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: 7px 7px 0px rgba(58,12,163,0.35), 0 10px 28px rgba(67,97,238,0.25);
}

.tool-button:active {
  transform: translateY(1px);
  box-shadow: 3px 3px 0px rgba(58,12,163,0.25);
}

.tool-button.secondary {
  background: transparent;
  color: var(--md-primary);
  border: 2px solid var(--md-primary);
  box-shadow: none;
}

.tool-button.secondary:hover {
  background: var(--md-primary-container);
  box-shadow: none;
}

.tool-button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Result Box */
.result-box {
  margin-top: 1.4rem;
  padding: 1.2rem 1.4rem;
  background: var(--clay-surface-2);
  border: 2px dashed var(--clay-border);
  border-radius: var(--r-md);
  word-wrap: break-word;
  text-align: center;
  transition: var(--transition);
}

#qrcode {
  display: flex;
  justify-content: center;
  padding: 1.2rem;
}

#qrcode canvas {
  border-radius: var(--r-md);
  box-shadow: var(--clay-shadow-sm);
}

/* QR Options Grid */
.qr-options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.3rem;
  margin-bottom: 1.5rem;
}

.qr-options-grid .form-group {
  padding: 0.4rem;
  border-radius: var(--r-md);
  transition: var(--transition);
}

.qr-options-grid .form-group:focus-within {
  box-shadow: 0 0 0 3px rgba(0,137,123,0.12);
}

.form-group input[type="color"] {
  width: 100%;
  height: 44px;
  padding: 0.25rem;
  border-radius: var(--r-md);
  border: 2px solid var(--clay-border);
  cursor: pointer;
  background: var(--clay-surface);
}

/* Download Section */
.download-section {
  margin-top: 1.8rem;
  padding-top: 1.5rem;
  border-top: 1.5px solid var(--clay-border);
}

.download-btn {
  background: linear-gradient(135deg, #4cc9f0 0%, #4361ee 100%);
  box-shadow: 5px 5px 0px rgba(58,12,163,0.25);
}

.download-btn:hover {
  box-shadow: 7px 7px 0px rgba(58,12,163,0.3), 0 8px 20px rgba(67,97,238,0.2);
}

/* Logo Controls */
.logo-controls {
  display: flex;
  gap: 8px;
}

.logo-btn {
  padding: 0.85rem 1rem;
  font-size: 0.88rem;
  flex-grow: 1;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.remove-btn {
  background: linear-gradient(135deg, #EF5350, #C62828);
  box-shadow: 4px 4px 0px rgba(180,0,0,0.2);
}

.remove-btn:hover {
  box-shadow: 6px 6px 0px rgba(180,0,0,0.25);
}

/* Two-col layout */
.tools-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
  .tool-widget {
    padding: 1.6rem 1.4rem;
    border-radius: var(--r-lg);
  }

  .qr-options-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .tools-two-col {
    grid-template-columns: 1fr;
  }

  .tool-widget-promo {
    padding: 1.8rem 1.4rem;
    border-radius: var(--r-lg);
  }
}