/* =============================================
   Envelope LP - アイリィデザイン封筒印刷ページ専用CSS
   ============================================= */

/* ---- Variables ---- */
.envelope-lp {
  --env-navy: #0f3d63;
  --env-navy-light: #1a5276;
  --env-accent: #f59e0b;
  --env-accent-soft: #fff7ed;
  --env-text: #334155;
  --env-text-secondary: #64748b;
  --env-bg: #ffffff;
  --env-border: #e2e8f0;
  --env-radius: 12px;
  --env-radius-sm: 8px;
  --env-shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
  --env-shadow-md: 0 8px 24px rgba(15, 23, 42, 0.1);
  --env-font-display: "Quicksand", "Noto Sans JP", sans-serif;
}

/* ---- Size Diagram ---- */
.envelope-lp .env-size-diagram {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin: 2rem 0;
}
@media (min-width: 768px) {
  .envelope-lp .env-size-diagram {
    grid-template-columns: repeat(3, 1fr);
  }
}
.envelope-lp .env-size-diagram__item {
  background: var(--env-bg);
  border-radius: var(--env-radius);
  padding: 28px 20px 24px;
  box-shadow: var(--env-shadow-sm);
  text-align: center;
  transition: all 0.3s ease;
}
.envelope-lp .env-size-diagram__item:hover {
  box-shadow: var(--env-shadow-md);
  transform: translateY(-3px);
}
.envelope-lp .env-size-diagram__visual {
  position: relative;
  width: 180px;
  height: 140px;
  margin: 0 auto 20px;
}
.envelope-lp .env-size-diagram__envelope {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  border: 2px solid #cbd5e1;
  border-radius: 4px;
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
}
.envelope-lp .env-size-diagram__envelope--naga3 {
  width: 80px;
  height: 120px;
}
.envelope-lp .env-size-diagram__envelope--kaku2 {
  width: 130px;
  height: 130px;
}
.envelope-lp .env-size-diagram__envelope--younaga3 {
  width: 130px;
  height: 72px;
}
.envelope-lp .env-size-diagram__paper {
  border: 1.5px dashed var(--env-accent);
  background: rgba(245, 158, 11, 0.08);
  border-radius: 2px;
}
.envelope-lp .env-size-diagram__paper--a4fold {
  width: 50px;
  height: 90px;
}
.envelope-lp .env-size-diagram__paper--a4full {
  width: 100px;
  height: 105px;
}
.envelope-lp .env-size-diagram__paper--card {
  width: 90px;
  height: 48px;
}
.envelope-lp .env-size-diagram__label {
  display: block;
  font-size: 0.75rem;
  color: var(--env-text-secondary);
  margin-top: 4px;
}
.envelope-lp .env-size-diagram__dim {
  font-family: var(--env-font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--env-navy);
  margin: 8px 0 4px;
}
.envelope-lp .env-size-diagram__name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--env-navy);
  margin: 0 0 6px;
}
.envelope-lp .env-size-diagram__desc {
  font-size: 0.85rem;
  color: var(--env-text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ---- Envelope Mockup (CSS Drawing) ---- */
.envelope-lp .env-mockup-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin: 2rem 0;
}
@media (min-width: 768px) {
  .envelope-lp .env-mockup-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.envelope-lp .env-mockup {
  position: relative;
  width: 100%;
  aspect-ratio: 235 / 120;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: var(--env-shadow-sm);
  transition: all 0.3s ease;
}
.envelope-lp .env-mockup:hover {
  box-shadow: var(--env-shadow-md);
  transform: translateY(-2px);
}
.envelope-lp .env-mockup__body {
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 12% 8%;
}
.envelope-lp .env-mockup__stamp {
  position: absolute;
  top: 8%;
  right: 6%;
  width: 22%;
  height: 14%;
  border: 1.5px solid #94a3b8;
  border-radius: 2px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
}
.envelope-lp .env-mockup__stamp span {
  border-right: 1px solid #cbd5e1;
}
.envelope-lp .env-mockup__stamp span:last-child {
  border-right: none;
}
.envelope-lp .env-mockup__logo {
  width: 24%;
  height: 10%;
  background: currentColor;
  border-radius: 2px;
  opacity: 0.7;
}
.envelope-lp .env-mockup__text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.envelope-lp .env-mockup__text span {
  display: block;
  height: 3px;
  background: currentColor;
  border-radius: 1px;
  opacity: 0.3;
}
.envelope-lp .env-mockup__text span:first-child {
  width: 60%;
  opacity: 0.5;
}
.envelope-lp .env-mockup__text span:nth-child(2) {
  width: 45%;
}
.envelope-lp .env-mockup__text span:nth-child(3) {
  width: 35%;
}
.envelope-lp .env-mockup__window {
  position: absolute;
  bottom: 25%;
  left: 8%;
  width: 38%;
  height: 22%;
  border: 1.5px solid #94a3b8;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.6);
}

.envelope-lp .env-mockup__flap {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 48% solid transparent;
  border-right: 48% solid transparent;
  border-top: 20% solid;
  border-top-color: inherit;
  opacity: 0.15;
  z-index: 0;
}
.envelope-lp .env-mockup--simple .env-mockup__flap {
  border-top-color: #cbd5e1;
}
.envelope-lp .env-mockup--corporate .env-mockup__flap {
  border-top-color: #0f3d63;
}
.envelope-lp .env-mockup--fullcolor .env-mockup__flap {
  border-top-color: rgba(255,255,255,0.3);
}

/* Variants */
.envelope-lp .env-mockup--simple .env-mockup__body {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  color: #334155;
}
.envelope-lp .env-mockup--corporate .env-mockup__body {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-left: 5px solid var(--env-navy);
  color: var(--env-navy);
}
.envelope-lp .env-mockup--fullcolor .env-mockup__body {
  background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
  color: #ffffff;
}

.envelope-lp .env-mockup-caption {
  text-align: center;
  margin-top: 12px;
}
.envelope-lp .env-mockup-caption__title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--env-navy);
  margin: 0 0 4px;
}
.envelope-lp .env-mockup-caption__desc {
  font-size: 0.8rem;
  color: var(--env-text-secondary);
  margin: 0;
}

/* ---- VS Comparison ---- */
.envelope-lp .env-vs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 2rem 0;
  position: relative;
}
@media (min-width: 768px) {
  .envelope-lp .env-vs {
    grid-template-columns: 1fr auto 1fr;
    gap: 0;
  }
}
.envelope-lp .env-vs__side {
  background: var(--env-bg);
  border-radius: var(--env-radius);
  padding: 28px 24px;
  box-shadow: var(--env-shadow-sm);
}
.envelope-lp .env-vs__side h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--env-navy);
  margin: 0 0 16px;
  text-align: center;
}
.envelope-lp .env-vs__side ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.envelope-lp .env-vs__side li {
  padding: 8px 0;
  border-bottom: 1px solid var(--env-border);
  font-size: 0.88rem;
  color: var(--env-text);
  line-height: 1.6;
}
.envelope-lp .env-vs__side li:last-child {
  border-bottom: none;
}
.envelope-lp .env-vs__side li i {
  margin-right: 8px;
  width: 16px;
  text-align: center;
}
.envelope-lp .env-vs__divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 0;
}
@media (min-width: 768px) {
  .envelope-lp .env-vs__divider {
    padding: 0 16px;
  }
}
.envelope-lp .env-vs__divider span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--env-accent);
  color: #fff;
  font-family: var(--env-font-display);
  font-size: 0.85rem;
  font-weight: 800;
}

/* ---- Compare Table ---- */
.envelope-lp .env-compare-table {
  width: 100%;
  max-width: 800px;
  margin: 2rem auto;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.envelope-lp .env-compare-table thead th {
  padding: 14px 16px;
  background: var(--env-navy);
  color: #fff;
  font-weight: 700;
  text-align: center;
  font-size: 0.85rem;
}
.envelope-lp .env-compare-table thead th:first-child {
  border-radius: var(--env-radius-sm) 0 0 0;
  text-align: left;
}
.envelope-lp .env-compare-table thead th:last-child {
  border-radius: 0 var(--env-radius-sm) 0 0;
}
.envelope-lp .env-compare-table tbody td {
  padding: 12px 16px;
  color: var(--env-text-secondary);
  text-align: center;
  line-height: 1.6;
}
.envelope-lp .env-compare-table tbody td:first-child {
  font-weight: 700;
  color: var(--env-navy);
  text-align: left;
}
.envelope-lp .env-compare-table tbody tr + tr td {
  border-top: 1px solid var(--env-border);
}
.envelope-lp .env-compare-table tbody tr:last-child td:first-child {
  border-radius: 0 0 0 var(--env-radius-sm);
}
.envelope-lp .env-compare-table tbody tr:last-child td:last-child {
  border-radius: 0 0 var(--env-radius-sm) 0;
}
@media (max-width: 640px) {
  .envelope-lp .env-compare-table {
    font-size: 0.8rem;
  }
  .envelope-lp .env-compare-table thead th,
  .envelope-lp .env-compare-table tbody td {
    padding: 10px 8px;
  }
}

/* ---- Subsection Headings ---- */
.envelope-lp .env-subsection-heading {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--env-navy);
  margin-bottom: 12px;
}
.envelope-lp .env-subsection-heading + .env-subsection-heading,
.envelope-lp .env-paper-grid + .env-subsection-heading,
.envelope-lp .env-color-grid + .env-subsection-heading,
.envelope-lp .env-option-list + .env-subsection-heading {
  margin-top: 2rem;
}

/* ---- Paper Cards ---- */
.envelope-lp .env-paper-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 2rem 0;
}
@media (min-width: 768px) {
  .envelope-lp .env-paper-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 992px) {
  .envelope-lp .env-paper-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}
.envelope-lp .env-paper-card {
  background: var(--env-bg);
  border-radius: var(--env-radius);
  padding: 24px 20px;
  box-shadow: var(--env-shadow-sm);
  border-top: 3px solid var(--env-accent);
  transition: all 0.3s ease;
}
.envelope-lp .env-paper-card:hover {
  box-shadow: var(--env-shadow-md);
  transform: translateY(-2px);
}
.envelope-lp .env-paper-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--env-navy);
  margin: 0 0 8px;
}
.envelope-lp .env-paper-card p {
  font-size: 0.85rem;
  color: var(--env-text-secondary);
  margin: 0;
  line-height: 1.7;
}
.envelope-lp .env-paper-card .paper-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--env-accent-soft);
  color: var(--env-accent);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 8px;
}

/* ---- Print Color Table ---- */
.envelope-lp .env-color-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 2rem 0;
}
@media (min-width: 768px) {
  .envelope-lp .env-color-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
.envelope-lp .env-color-card {
  display: flex;
  gap: 16px;
  background: var(--env-bg);
  border-radius: var(--env-radius-sm);
  padding: 18px 20px;
  box-shadow: var(--env-shadow-sm);
  align-items: flex-start;
}
.envelope-lp .env-color-card__swatch {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 8px;
}
.envelope-lp .env-color-card__swatch--mono {
  background: #1e293b;
}
.envelope-lp .env-color-card__swatch--spot {
  background: linear-gradient(135deg, #1e40af, #3b82f6);
}
.envelope-lp .env-color-card__swatch--full {
  background: linear-gradient(135deg, #ec4899, #f59e0b, #10b981, #3b82f6);
}
.envelope-lp .env-color-card__swatch--both {
  background: linear-gradient(180deg, #1e293b 50%, #f59e0b 50%);
}
.envelope-lp .env-color-card h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--env-navy);
  margin: 0 0 4px;
}
.envelope-lp .env-color-card p {
  font-size: 0.82rem;
  color: var(--env-text-secondary);
  margin: 0;
  line-height: 1.6;
}

/* ---- Steps ---- */
.envelope-lp .env-steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 2rem 0;
}
@media (min-width: 768px) {
  .envelope-lp .env-steps {
    grid-template-columns: repeat(4, 1fr);
  }
}
.envelope-lp .env-step {
  text-align: center;
}
.envelope-lp .env-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--env-navy);
  color: #fff;
  font-family: var(--env-font-display);
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 14px;
}
.envelope-lp .env-step:last-child .env-step__num {
  background: var(--env-accent);
}
.envelope-lp .env-step h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--env-navy);
  margin: 0 0 6px;
}
.envelope-lp .env-step p {
  font-size: 0.83rem;
  color: var(--env-text-secondary);
  margin: 0;
  line-height: 1.6;
}

/* ---- FAQ (reusing .faq-section pattern from lp-components) ---- */
.envelope-lp .faq-section {
  margin: 40px 0 30px;
  max-width: 840px;
  margin-left: auto;
  margin-right: auto;
}

/* ---- Price Cards (6-grid) ---- */
.envelope-lp .env-price-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin: 2rem 0;
}
@media (min-width: 768px) {
  .envelope-lp .env-price-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.envelope-lp .env-price-card {
  background: var(--env-bg);
  border-radius: 14px;
  padding: 26px 24px;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}
.envelope-lp .env-price-card--highlight {
  background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
  box-shadow: 0 12px 28px rgba(245, 158, 11, 0.18);
  border: 1px solid rgba(245, 158, 11, 0.18);
}
.envelope-lp .env-price-card__type {
  margin: 0 0 8px;
  font-weight: 700;
  font-size: 0.85rem;
}
.envelope-lp .env-price-card__price {
  margin: 0 0 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--env-navy);
}
.envelope-lp .env-price-card--highlight .env-price-card__type,
.envelope-lp .env-price-card--highlight .env-price-card__price {
  color: #9a3412;
}
.envelope-lp .env-price-card__desc {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.8;
}
.envelope-lp .env-price-card__recommend {
  display: inline-block;
  margin-top: 10px;
  padding: 3px 10px;
  background: var(--env-accent-soft);
  color: var(--env-accent);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
}

/* ---- Tel CTA (hidden by default, shown when $tel is set) ---- */
.envelope-lp .tel-cta {
  display: none;
}
.envelope-lp .tel-cta--active {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ---- Options List ---- */
.envelope-lp .env-option-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 1.5rem 0;
}
@media (min-width: 768px) {
  .envelope-lp .env-option-list {
    grid-template-columns: repeat(3, 1fr);
  }
}
.envelope-lp .env-option-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px;
  background: var(--env-bg);
  border-radius: var(--env-radius-sm);
  box-shadow: var(--env-shadow-sm);
}
.envelope-lp .env-option-item__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--env-accent-soft);
  color: var(--env-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.envelope-lp .env-option-item h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--env-navy);
  margin: 0 0 4px;
}
.envelope-lp .env-option-item p {
  font-size: 0.82rem;
  color: var(--env-text-secondary);
  margin: 0;
  line-height: 1.6;
}

/* ---- Mini CTA ---- */
.envelope-lp .env-mini-cta {
  background: linear-gradient(135deg, var(--env-navy) 0%, var(--env-navy-light) 100%);
  border-radius: var(--env-radius);
  padding: 32px 24px;
  text-align: center;
  color: #fff;
  margin: 2.5rem 0;
}
.envelope-lp .env-mini-cta h3 {
  color: #fff;
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 16px;
}
.envelope-lp .env-mini-cta .lp-btn {
  margin: 0 8px 8px;
}

/* ---- Spec Info Box ---- */
.envelope-lp .env-spec-box {
  max-width: 860px;
  margin: 2rem auto 0;
  background: var(--env-bg);
  border-radius: var(--env-radius);
  padding: 24px;
  box-shadow: var(--env-shadow-md);
}
.envelope-lp .env-spec-box strong {
  color: var(--env-navy);
}
.envelope-lp .env-spec-box p {
  margin: 8px 0 0;
  color: var(--env-text-secondary);
  line-height: 1.8;
}

/* ---- Estimate Info ---- */
.envelope-lp .env-estimate-info {
  max-width: 900px;
  margin: 1.5rem auto 0;
  background: var(--env-bg);
  border-radius: var(--env-radius);
  padding: 24px;
}
.envelope-lp .env-estimate-info h3 {
  margin-top: 0;
  font-size: 1.1rem;
  color: var(--env-navy);
}