/* ========================================
   评估器与结果展示样式
   ======================================== */

/* 表单容器 */
.eval-form {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-100);
  position: relative;
  overflow: hidden;
}

.eval-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-cyan), var(--color-emerald));
}

.form-section {
  margin-bottom: 32px;
}

.form-section:last-child {
  margin-bottom: 0;
}

.form-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-forest);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-gray-100);
}

.form-section-title::before {
  content: '';
  width: 4px;
  height: 20px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-cyan));
  border-radius: 2px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group-full {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-gray-700);
  display: flex;
  align-items: center;
  gap: 6px;
}

.form-label .required {
  color: var(--color-coral);
}

.form-label .unit {
  font-size: 0.8rem;
  color: var(--color-gray-500);
  font-weight: 400;
}

.form-input,
.form-select {
  height: 48px;
  padding: 0 16px;
  background: var(--color-gray-50);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  color: var(--color-gray-800);
  transition: all var(--t-fast);
}

.form-input:focus,
.form-select:focus {
  background: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

.form-input::placeholder {
  color: var(--color-gray-400);
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-input-hint {
  font-size: 0.8rem;
  color: var(--color-gray-500);
  margin-top: 2px;
}

.form-submit {
  margin-top: 32px;
  width: 100%;
  padding: 18px;
  font-size: 1rem;
}

.loading-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: rotate360 0.8s linear infinite;
  margin-right: 8px;
  vertical-align: middle;
}

/* 结果卡片 */
#evalResult, #cbamResult {
  margin-top: 40px;
  display: none;
}

.result-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-gray-100);
  animation: scaleIn 0.5s var(--t-base);
}

.result-header {
  background: linear-gradient(135deg, var(--color-forest) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: 32px 40px;
  position: relative;
  overflow: hidden;
}

.result-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(255, 255, 255, 0.15) 0%, transparent 60%);
}

.result-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
  position: relative;
}

.result-header h3 {
  color: var(--color-white);
  font-size: 1.5rem;
  margin-bottom: 8px;
  position: relative;
}

.result-meta {
  color: var(--color-pale);
  font-size: 0.9rem;
  position: relative;
}

.result-main {
  padding: 40px;
}

.result-total {
  text-align: center;
  padding: 32px;
  background: linear-gradient(135deg, var(--color-bg-soft) 0%, var(--color-bg-pale) 100%);
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
  border: 1px solid var(--color-pale);
}

.result-total-label {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  font-weight: 500;
  margin-bottom: 12px;
}

.result-total-value {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
}

.result-total-unit {
  font-size: 1rem;
  color: var(--color-gray-600);
  font-weight: 600;
}

.result-breakdown {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.result-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  transition: all var(--t-base);
}

.result-item:hover {
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.result-item-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  flex-shrink: 0;
}

.result-item-info {
  flex: 1;
}

.result-item-label {
  font-size: 0.85rem;
  color: var(--color-gray-600);
  margin-bottom: 4px;
  font-weight: 500;
}

.result-item-value {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-forest);
  line-height: 1.2;
  margin-bottom: 8px;
}

.result-item-value span {
  font-size: 0.85rem;
  color: var(--color-gray-500);
  font-weight: 400;
}

.result-item-bar {
  height: 6px;
  background: var(--color-gray-200);
  border-radius: 3px;
  overflow: hidden;
}

.result-item-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 1.2s var(--t-base);
}

.result-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 24px;
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
}

.result-stat {
  text-align: center;
  padding: 16px;
}

.result-stat-label {
  font-size: 0.85rem;
  color: var(--color-gray-500);
  margin-bottom: 8px;
}

.result-stat-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-forest);
  line-height: 1;
  margin-bottom: 6px;
}

.result-stat-value span {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-gray-500);
}

.result-stat-tag {
  font-size: 0.75rem;
  color: var(--color-gray-500);
  background: var(--color-white);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  display: inline-block;
}

.text-warn { color: var(--color-amber) !important; }
.text-success { color: var(--color-emerald) !important; }

.result-actions {
  display: flex;
  gap: 12px;
  padding: 0 40px 32px;
}

.result-actions .btn {
  flex: 1;
}

.result-note {
  margin: 0 40px 40px;
  padding: 16px 20px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-pale);
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--color-gray-600);
  line-height: 1.5;
}

.result-note svg {
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 1px;
}

/* CBAM 比较条 */
.result-comparison {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 24px;
}

.comparison-bar-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--color-gray-700);
  font-weight: 500;
}

.comparison-bar-label > div:first-child {
  display: flex;
  align-items: center;
  gap: 8px;
}

.comparison-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.comparison-bar-value {
  font-weight: 700;
  color: var(--color-forest);
}

.comparison-bar-track {
  height: 10px;
  background: var(--color-gray-200);
  border-radius: 5px;
  overflow: hidden;
}

.comparison-bar-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 1.5s var(--t-base);
}

/* CBAM 提示 */
.result-tips {
  margin: 0 40px 32px;
  padding: 24px;
  background: linear-gradient(135deg, var(--color-bg-soft) 0%, var(--color-bg-pale) 100%);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
}

.result-tips h4 {
  color: var(--color-forest);
  font-size: 1rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.result-tips h4::before {
  content: '💡';
  font-size: 1.1rem;
}

.result-tips ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.result-tips li {
  padding-left: 20px;
  position: relative;
  color: var(--color-gray-700);
  font-size: 0.9rem;
  line-height: 1.6;
}

.result-tips li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

/* Toast 通知 */
.toast {
  position: fixed;
  top: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  padding: 14px 24px;
  background: var(--color-white);
  color: var(--color-gray-800);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  z-index: 1000;
  opacity: 0;
  transition: all var(--t-base);
  border-left: 4px solid var(--color-primary);
  max-width: 90vw;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast-warning {
  border-left-color: var(--color-amber);
}

.toast-warning svg {
  color: var(--color-amber);
}

.toast svg {
  color: var(--color-primary);
}

/* 移动端适配 */
@media (max-width: 768px) {
  .eval-form {
    padding: 24px 20px;
  }

  .form-grid,
  .form-grid-3 {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .result-header {
    padding: 24px 20px;
  }

  .result-main {
    padding: 24px 20px;
  }

  .result-total {
    padding: 24px 16px;
  }

  .result-stats {
    grid-template-columns: 1fr;
  }

  .result-item {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .result-actions {
    flex-direction: column;
    padding: 0 20px 24px;
  }

  .result-note,
  .result-tips {
    margin-left: 20px;
    margin-right: 20px;
  }
}