/* ===================================================================
   AOKI REFORM — simulator.css
   見積シミュレーター専用スタイル
   =================================================================== */

/* ---------------------------------------------------------------
   HERO (30vh)
   --------------------------------------------------------------- */
.simulator-hero {
  width: 100vw;
  height: 30vh;
  min-height: 260px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}
.simulator-hero .hero-bg {
  position: absolute;
  inset: 0;
}
.simulator-hero .hero-bg .placeholder-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.simulator-hero .hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(44, 35, 28, 0.65);
}
.simulator-hero .hero-content {
  position: relative;
  z-index: 2;
  padding: 0 var(--container-padding);
}
.simulator-hero .hero-overline {
  font-family: var(--font-accent-en);
  font-size: 12px;
  letter-spacing: 0.25em;
  color: var(--color-accent);
  margin-bottom: 16px;
  text-transform: uppercase;
}
.simulator-hero .hero-title {
  font-family: var(--font-handwritten);
  font-size: clamp(28px, 5vw, 44px);
  color: #FFFFFF;
  margin-bottom: 16px;
  line-height: 1.3;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
}
.simulator-hero .hero-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
}

/* ---------------------------------------------------------------
   SIMULATOR BODY
   --------------------------------------------------------------- */
.simulator-body {
  padding: 80px 0;
  background: var(--color-bg-light);
}
.simulator-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ---------------------------------------------------------------
   PROGRESS BAR
   --------------------------------------------------------------- */
.progress-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 60px;
  position: relative;
}
.progress-bar::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 40px;
  right: 40px;
  height: 3px;
  background: var(--color-border);
  z-index: 0;
}
.progress-fill {
  position: absolute;
  top: 20px;
  left: 40px;
  height: 3px;
  background: var(--color-accent);
  z-index: 1;
  transition: width 0.5s ease;
  border-radius: 2px;
  width: 0;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  position: relative;
  z-index: 2;
  cursor: pointer;
}
.progress-step .step-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-accent-en);
  font-size: 14px;
  font-weight: 700;
  transition: all 0.3s ease;
}
.progress-step.inactive .step-circle {
  background: #FFFFFF;
  border: 2px solid var(--color-border);
  color: var(--color-text-light);
}
.progress-step.active .step-circle {
  background: var(--color-accent);
  border: 2px solid var(--color-accent);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(212, 147, 90, 0.3);
}
.progress-step.completed .step-circle {
  background: var(--color-secondary);
  border: 2px solid var(--color-secondary);
  color: #FFFFFF;
}
.progress-step .step-label {
  font-size: 12px;
  color: var(--color-text-light);
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: color 0.3s ease;
}
.progress-step.active .step-label {
  color: var(--color-accent);
  font-weight: 700;
}
.progress-step.completed .step-label {
  color: var(--color-secondary);
}

/* ---------------------------------------------------------------
   STEP CONTENT
   --------------------------------------------------------------- */
.step-content {
  min-height: 400px;
  animation: stepFadeIn 0.4s ease;
}
@keyframes stepFadeIn {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

.step-number {
  font-family: var(--font-accent-en);
  font-size: clamp(36px, 5vw, 48px);
  color: var(--color-accent);
  opacity: 0.25;
  margin-bottom: 8px;
  line-height: 1;
}
.step-title {
  font-family: var(--font-handwritten);
  font-size: clamp(22px, 3vw, 28px);
  color: var(--color-primary);
  margin-bottom: 40px;
}

/* ---------------------------------------------------------------
   STEP 1: CATEGORY CARDS
   --------------------------------------------------------------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 20px;
  background: #FFFFFF;
  border: 2px solid var(--color-border);
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}
.category-card:hover {
  border-color: var(--color-secondary);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(44, 35, 28, 0.08);
}
.category-card.selected {
  border-color: var(--color-accent);
  background: rgba(212, 147, 90, 0.06);
  box-shadow: 0 4px 16px rgba(212, 147, 90, 0.15);
}
.category-card .card-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 16px;
}
.category-card .card-icon svg {
  width: 100%;
  height: 100%;
}
.category-card .card-name {
  font-family: var(--font-handwritten);
  font-size: 18px;
  color: var(--color-primary);
  margin-bottom: 4px;
}
.category-card .card-name-en {
  font-family: var(--font-accent-en);
  font-size: 11px;
  color: var(--color-text-light);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ---------------------------------------------------------------
   STEP 2: BUILDING INFO
   --------------------------------------------------------------- */
.input-group-label {
  font-family: var(--font-handwritten);
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.building-toggle {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
}
.building-option {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px;
  background: #FFFFFF;
  border: 2px solid var(--color-border);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 18px;
  font-weight: 500;
  color: var(--color-text-secondary);
}
.building-option:hover {
  border-color: var(--color-secondary);
}
.building-option.selected {
  border-color: var(--color-accent);
  background: rgba(212, 147, 90, 0.06);
  color: var(--color-primary);
  font-weight: 700;
}
.building-option .option-icon {
  font-size: 28px;
}

/* 築年数 */
.age-section {
  margin-bottom: 20px;
}
.age-label {
  font-family: var(--font-handwritten);
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.age-input-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.age-input {
  width: 120px;
  padding: 14px 20px;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  font-family: var(--font-number);
  font-size: 24px;
  color: var(--color-primary);
  text-align: center;
  transition: border-color 0.3s ease;
  outline: none;
  background: #FFFFFF;
}
.age-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(212, 147, 90, 0.15);
}
.age-input::placeholder {
  color: var(--color-text-light);
}
.age-unit {
  font-size: 18px;
  color: var(--color-text-secondary);
}
.age-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.age-preset-btn {
  padding: 8px 18px;
  border: 1.5px solid var(--color-border);
  border-radius: 20px;
  font-size: 14px;
  color: var(--color-text-secondary);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-body);
}
.age-preset-btn:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}
.age-preset-btn.selected {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: #FFFFFF;
}

/* ---------------------------------------------------------------
   STEP 3: AREA SLIDER
   --------------------------------------------------------------- */
.area-slider-section {
  margin-bottom: 40px;
}
.area-slider-label {
  font-family: var(--font-handwritten);
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 24px;
}
.area-slider-container {
  position: relative;
  padding: 0 8px;
}
.area-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: linear-gradient(
    to right,
    var(--color-accent) 0%,
    var(--color-accent) var(--slider-percent, 25%),
    var(--color-border) var(--slider-percent, 25%),
    var(--color-border) 100%
  );
  outline: none;
  transition: background 0.1s ease;
}
.area-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 4px solid #FFFFFF;
  box-shadow: 0 2px 8px rgba(212, 147, 90, 0.3);
  cursor: pointer;
  transition: transform 0.2s ease;
}
.area-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}
.area-slider::-webkit-slider-thumb:active {
  transform: scale(1.25);
  box-shadow: 0 2px 16px rgba(212, 147, 90, 0.5);
}
.area-slider::-moz-range-thumb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 4px solid #FFFFFF;
  box-shadow: 0 2px 8px rgba(212, 147, 90, 0.3);
  cursor: pointer;
}
.area-slider::-moz-range-track {
  height: 8px;
  border-radius: 4px;
  background: var(--color-border);
}

.slider-range {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 13px;
  color: var(--color-text-light);
}

.area-current-value {
  text-align: center;
  margin-top: 24px;
}
.area-current-value .value {
  font-family: var(--font-number);
  font-size: clamp(36px, 5vw, 48px);
  color: var(--color-primary);
  line-height: 1;
}
.area-current-value .unit {
  font-family: var(--font-body);
  font-size: 18px;
  color: var(--color-text-secondary);
  margin-left: 4px;
}

/* クイック選択 */
.quick-area {
  margin-top: 32px;
}
.quick-area-label {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}
.quick-area-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.quick-area-btn {
  padding: 10px 20px;
  border: 1.5px solid var(--color-border);
  border-radius: 20px;
  font-size: 14px;
  color: var(--color-text-secondary);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-body);
}
.quick-area-btn:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}
.quick-area-btn.selected {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: #FFFFFF;
}

/* ---------------------------------------------------------------
   STEP 4: GRADE CARDS
   --------------------------------------------------------------- */
.grade-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.grade-card {
  padding: 32px 24px;
  background: #FFFFFF;
  border: 2px solid var(--color-border);
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}
.grade-card:hover {
  border-color: var(--color-secondary);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(44, 35, 28, 0.08);
}
.grade-card.selected {
  border-color: var(--color-accent);
  background: rgba(212, 147, 90, 0.04);
  box-shadow: 0 4px 16px rgba(212, 147, 90, 0.15);
}

/* おすすめバッジ */
.grade-card .recommend-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 4px 16px;
  border-radius: 12px;
  white-space: nowrap;
}

.grade-card .grade-en {
  font-family: var(--font-accent-en);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.grade-card .grade-name {
  font-family: var(--font-handwritten);
  font-size: 24px;
  color: var(--color-primary);
  margin-bottom: 16px;
}
.grade-card .grade-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}
.grade-card .grade-price-hint {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 16px;
}
.grade-card .grade-price-hint .price {
  font-family: var(--font-number);
  font-size: 20px;
  color: var(--color-primary);
}
.grade-card .grade-features {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  list-style: none;
}
.grade-card .grade-features li {
  padding-left: 16px;
  position: relative;
}
.grade-card .grade-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-secondary);
  font-weight: 700;
}

/* ---------------------------------------------------------------
   STEP 5: OPTIONS
   --------------------------------------------------------------- */
.option-section {
  margin-bottom: 32px;
}
.option-section-title {
  font-family: var(--font-handwritten);
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
}
.option-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.option-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(212, 204, 194, 0.5);
  cursor: pointer;
  transition: background 0.2s ease;
  border-radius: 8px;
}
.option-item:hover {
  background: rgba(212, 147, 90, 0.04);
}
.option-item.checked {
  background: rgba(74, 124, 111, 0.04);
}

.option-item .option-left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.option-item .checkbox {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  flex-shrink: 0;
}
.option-item.checked .checkbox {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
}
.option-item.checked .checkbox::after {
  content: '✓';
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 700;
}
.option-item .option-name {
  font-size: 15px;
  color: var(--color-text-primary);
}
.option-item .option-price {
  font-family: var(--font-number);
  font-size: 16px;
  color: var(--color-accent);
  font-weight: 700;
  white-space: nowrap;
}

/* ---------------------------------------------------------------
   ESTIMATE BAR (リアルタイム概算表示)
   --------------------------------------------------------------- */
.estimate-bar {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 28px 32px;
  margin-top: 40px;
  box-shadow: 0 4px 24px rgba(44, 35, 28, 0.08);
  text-align: center;
  transition: all 0.3s ease;
}
.estimate-bar .estimate-label {
  font-size: 14px;
  color: var(--color-text-light);
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}
.estimate-bar .estimate-range {
  font-family: var(--font-number);
  font-size: clamp(28px, 4vw, 36px);
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 4px;
}
.estimate-bar .estimate-range .yen {
  font-size: 0.7em;
}
.estimate-bar .estimate-tax {
  font-size: 13px;
  color: var(--color-text-light);
}

/* 金額更新時のアニメーション */
.estimate-bar .estimate-range.updating {
  animation: priceFlash 0.4s ease;
}
@keyframes priceFlash {
  0% { opacity: 1; transform: scale(1); }
  30% { opacity: 0.6; transform: scale(0.97); }
  100% { opacity: 1; transform: scale(1); }
}

/* ---------------------------------------------------------------
   STEP NAVIGATION
   --------------------------------------------------------------- */
.step-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: var(--color-text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 12px 24px;
  transition: all 0.3s ease;
  font-family: var(--font-body);
}
.btn-back:hover {
  color: var(--color-primary);
  gap: 12px;
}
.btn-back .arrow {
  transition: transform 0.3s ease;
}
.btn-back:hover .arrow {
  transform: translateX(-4px);
}

.btn-next {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--color-accent);
  color: #FFFFFF;
  padding: 16px 40px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-body);
}
.btn-next:hover:not(:disabled) {
  background: var(--color-accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(212, 147, 90, 0.4);
}
.btn-next:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}
.btn-next .arrow {
  transition: transform 0.3s ease;
}
.btn-next:hover:not(:disabled) .arrow {
  transform: translateX(4px);
}

/* STEP 1 で「戻る」非表示 */
.step-navigation[data-step="1"] .btn-back {
  visibility: hidden;
}

/* ---------------------------------------------------------------
   RESULT SECTION
   --------------------------------------------------------------- */
.result-section {
  padding: 80px 0;
  background: var(--color-bg-medium);
  display: none;
}
.result-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* PDF印刷風見積書 */
.estimate-document {
  background: #FFFFFF;
  border-radius: 4px;
  box-shadow: 0 2px 20px rgba(44, 35, 28, 0.1);
  padding: 60px 48px;
  margin-bottom: 40px;
  position: relative;
}
/* 紙の端エフェクト */
.estimate-document::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 40px 40px 0;
  border-color: transparent var(--color-bg-medium) transparent transparent;
}

.estimate-doc-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 2px solid var(--color-primary);
}
.estimate-doc-header .logo {
  font-family: var(--font-heading-en);
  font-size: 20px;
  color: var(--color-primary);
  letter-spacing: 0.1em;
}
.estimate-doc-header .doc-title {
  font-family: var(--font-handwritten);
  font-size: 28px;
  color: var(--color-primary);
}
.estimate-doc-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 32px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* 施工概要テーブル */
.estimate-summary-table {
  width: 100%;
  margin-bottom: 40px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
}
.estimate-summary-table .summary-row {
  display: flex;
  border-bottom: 1px solid var(--color-border);
}
.estimate-summary-table .summary-row:last-child {
  border-bottom: none;
}
.estimate-summary-table .summary-label {
  width: 180px;
  padding: 14px 20px;
  background: var(--color-bg-light);
  font-size: 14px;
  color: var(--color-text-secondary);
  font-weight: 500;
}
.estimate-summary-table .summary-value {
  flex: 1;
  padding: 14px 20px;
  font-size: 15px;
  color: var(--color-text-primary);
}

/* 内訳テーブル */
.estimate-breakdown {
  width: 100%;
  margin-bottom: 32px;
}
.estimate-breakdown .breakdown-header {
  font-family: var(--font-handwritten);
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}
.breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  font-size: 15px;
  border-bottom: 1px dashed rgba(212, 204, 194, 0.5);
}
.breakdown-row:last-child {
  border-bottom: none;
}
.breakdown-row .item-name {
  color: var(--color-text-primary);
}
.breakdown-row .item-name.sub {
  padding-left: 24px;
  font-size: 14px;
  color: var(--color-text-secondary);
}
.breakdown-row .item-price {
  font-family: var(--font-number);
  font-size: 16px;
  color: var(--color-text-primary);
  white-space: nowrap;
}

/* 合計行 */
.breakdown-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  margin-top: 16px;
  border-top: 2px solid var(--color-primary);
}
.breakdown-total .total-label {
  font-family: var(--font-handwritten);
  font-size: 22px;
  color: var(--color-primary);
}
.breakdown-total .total-price {
  font-family: var(--font-number);
  font-size: clamp(28px, 4vw, 36px);
  color: var(--color-primary);
  font-weight: 700;
}

/* 注釈 */
.estimate-notes {
  font-size: 13px;
  color: var(--color-text-light);
  font-style: italic;
  line-height: 1.7;
  margin-top: 24px;
}

/* ボタンエリア */
.result-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.result-buttons .btn-accent {
  font-size: 18px;
  padding: 20px 48px;
}
.result-retry {
  text-align: center;
  font-size: 14px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color 0.3s ease;
}
.result-retry:hover {
  color: var(--color-primary);
}
.result-retry a {
  color: inherit;
  text-decoration: none;
}

/* ---------------------------------------------------------------
   DISCLAIMER
   --------------------------------------------------------------- */
.disclaimer-section {
  padding: 48px 0;
  background: var(--color-bg-light);
}
.disclaimer-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}
.disclaimer-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}
.disclaimer-list {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 2.0;
  list-style: none;
}
.disclaimer-list li {
  padding-left: 16px;
  position: relative;
}
.disclaimer-list li::before {
  content: '・';
  position: absolute;
  left: 0;
}

/* ---------------------------------------------------------------
   PRINT STYLES
   --------------------------------------------------------------- */
@media print {
  body * { visibility: hidden; }
  .estimate-document,
  .estimate-document * {
    visibility: visible;
  }
  .estimate-document {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    box-shadow: none;
    padding: 40px;
  }
  .estimate-document::before { display: none; }
  .site-header,
  .site-footer,
  .floating-cta,
  .simulator-hero,
  .simulator-body,
  .disclaimer-section,
  .cta-banner-section,
  .result-buttons,
  .result-retry,
  .estimate-bar { display: none !important; }
}

/* ---------------------------------------------------------------
   RESPONSIVE — Tablet (1024px)
   --------------------------------------------------------------- */
@media (max-width: 1024px) {
  .simulator-container {
    padding: 0 20px;
  }
}

/* ---------------------------------------------------------------
   RESPONSIVE — Mobile (767px)
   --------------------------------------------------------------- */
@media (max-width: 767px) {
  /* Hero */
  .simulator-hero {
    height: 25vh;
    min-height: 200px;
  }
  .simulator-hero .hero-title {
    font-size: 28px;
  }
  .simulator-hero .hero-desc {
    font-size: 14px;
  }

  /* Simulator Body */
  .simulator-body {
    padding: 48px 0 120px;
  }

  /* Progress */
  .progress-step .step-label {
    font-size: 10px;
    max-width: 56px;
    text-align: center;
    line-height: 1.3;
    white-space: normal;
  }
  .progress-step .step-circle {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }
  .progress-bar::before {
    top: 16px;
    left: 28px;
    right: 28px;
  }
  .progress-fill {
    top: 16px;
    left: 28px;
  }

  /* Step Content */
  .step-content {
    min-height: 300px;
  }
  .step-number {
    font-size: 32px;
  }
  .step-title {
    font-size: 20px;
    margin-bottom: 28px;
  }

  /* Category Grid */
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .category-card { padding: 24px 16px; }
  .category-card .card-icon { width: 44px; height: 44px; }
  .category-card .card-name { font-size: 16px; }

  /* Building Toggle */
  .building-toggle {
    flex-direction: column;
    gap: 12px;
  }
  .building-option {
    padding: 18px;
    font-size: 16px;
  }

  /* Age */
  .age-input {
    width: 100px;
    font-size: 20px;
    padding: 12px 16px;
  }

  /* Slider */
  .area-current-value .value {
    font-size: 36px;
  }

  /* Grade Grid */
  .grade-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .grade-card {
    padding: 24px 20px;
  }

  /* Estimate Bar — Fixed to bottom */
  .estimate-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    border-radius: 16px 16px 0 0;
    z-index: 100;
    box-shadow: 0 -4px 24px rgba(44, 35, 28, 0.12);
    padding: 16px 20px;
    margin: 0;
  }
  .estimate-bar .estimate-range {
    font-size: 24px;
  }

  /* Navigation */
  .step-navigation {
    margin-top: 24px;
    padding-top: 24px;
  }
  .btn-back {
    padding: 10px 16px;
    font-size: 14px;
  }
  .btn-next {
    padding: 14px 28px;
    font-size: 15px;
  }

  /* Result */
  .result-section {
    padding: 48px 0;
  }
  .estimate-document {
    padding: 32px 20px;
  }
  .estimate-doc-header {
    flex-direction: column;
    gap: 12px;
  }
  .estimate-summary-table .summary-row {
    flex-direction: column;
  }
  .estimate-summary-table .summary-label {
    width: 100%;
  }
  .result-buttons {
    flex-direction: column;
  }
  .result-buttons .btn-accent {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
  .result-buttons .btn-secondary {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
}

/* ---------------------------------------------------------------
   RESPONSIVE — Small Mobile (480px)
   --------------------------------------------------------------- */
@media (max-width: 480px) {
  .progress-bar {
    margin-bottom: 36px;
  }
  .progress-step .step-label {
    font-size: 9px;
    max-width: 48px;
  }
  .progress-step .step-circle {
    width: 28px;
    height: 28px;
    font-size: 11px;
  }
  .progress-bar::before {
    top: 14px;
    left: 24px;
    right: 24px;
  }
  .progress-fill {
    top: 14px;
    left: 24px;
  }

  .quick-area-btn {
    padding: 8px 14px;
    font-size: 13px;
  }
  .age-preset-btn {
    padding: 6px 14px;
    font-size: 13px;
  }
}

/* ---------------------------------------------------------------
   RESPONSIVE — iPhone SE (375px)
   --------------------------------------------------------------- */
@media (max-width: 375px) {
  .progress-step .step-label {
    font-size: 8px;
    max-width: 40px;
  }
  .progress-step .step-circle {
    width: 24px;
    height: 24px;
    font-size: 10px;
  }
  .progress-bar::before {
    top: 12px;
    left: 20px;
    right: 20px;
  }
  .progress-fill {
    top: 12px;
    left: 20px;
  }

  .category-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .category-card {
    padding: 20px 12px;
  }
  .category-card .card-icon svg {
    width: 36px;
    height: 36px;
  }

  .step-title {
    font-size: 18px;
  }

  .option-item {
    padding: 14px 12px;
  }
  .option-item .option-name {
    font-size: 13px;
  }
  .option-item .option-price {
    font-size: 12px;
  }

  .estimate-bar {
    padding: 12px 16px;
  }
  .estimate-bar .estimate-range {
    font-size: 20px;
  }

  .btn-next,
  .btn-back {
    font-size: 14px;
    padding: 14px 24px;
  }
}