/* =============================================
   Dry Ice Production/Staging LP - Standalone Styles
   アクセントカラー: #6c5ce7（パープル）
   ============================================= */

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #1a2f42;
  background: #fff;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 72px; /* fixed-cta分 */
}

img {
  max-width: 100%;
  height: auto;
}

/* アクセシビリティ: 視覚的に非表示だがスクリーンリーダー・SEOに有効 */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

strong {
  font-weight: 700;
}

.sp-only { display: inline; }

@media (min-width: 768px) {
  body { padding-bottom: 0; }
  .sp-only { display: none; }
}

/* =============================================
   Section共通
   ============================================= */
.section-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-heading {
  text-align: center;
  margin-bottom: 40px;
}
.section-heading__en {
  display: block;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #8a9bab;
  margin-bottom: 8px;
  font-weight: 400;
}
.section-heading strong {
  color: #5a4bd1;
}

/* =============================================
   1. ファーストビュー
   ============================================= */
.fv {
  background: linear-gradient(135deg, #1a2f42 0%, #0d1b2a 100%);
  color: #fff;
  padding: 48px 20px 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.fv::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../../img/dryice.webp') center/cover no-repeat;
  opacity: 0.18;
  pointer-events: none;
  z-index: 0;
}
.fv::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(108, 92, 231, 0.12) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* FV 背景装飾：スモークエフェクト */
.fv__bg-art {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}
.fv__bg-smoke {
  position: absolute;
  opacity: 1;
}
.fv__bg-smoke--1 {
  width: 400px;
  height: 400px;
  top: -100px;
  right: -120px;
  animation: smokeFloat 30s ease-in-out infinite;
}
.fv__bg-smoke--2 {
  width: 300px;
  height: 300px;
  bottom: -80px;
  left: -100px;
  animation: smokeFloat 40s ease-in-out infinite reverse;
}
@keyframes smokeFloat {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 1; }
  50% { transform: translate(15px, -10px) scale(1.05); opacity: 0.8; }
}

/* FV イラスト */
.fv__illust {
  margin-bottom: 20px;
}
.fv__illust-svg {
  width: 200px;
  height: auto;
  margin: 0 auto;
  display: block;
}
.fv__mist circle {
  animation: mistFloat 4s ease-in-out infinite;
}
.fv__mist circle:nth-child(1) { animation-delay: 0s; }
.fv__mist circle:nth-child(2) { animation-delay: 0.5s; }
.fv__mist circle:nth-child(3) { animation-delay: 1s; }
.fv__mist circle:nth-child(4) { animation-delay: 1.5s; }
.fv__mist circle:nth-child(5) { animation-delay: 2s; }
.fv__mist circle:nth-child(6) { animation-delay: 2.5s; }
@keyframes mistFloat {
  0%, 100% { opacity: 0.05; transform: translateY(0); }
  50% { opacity: 0.2; transform: translateY(-8px); }
}
.fv__smoke-anim ellipse {
  animation: smokeSpread 5s ease-in-out infinite;
}
.fv__smoke-anim ellipse:nth-child(1) { animation-delay: 0s; }
.fv__smoke-anim ellipse:nth-child(2) { animation-delay: 0.8s; }
.fv__smoke-anim ellipse:nth-child(3) { animation-delay: 1.6s; }
.fv__smoke-anim ellipse:nth-child(4) { animation-delay: 2.4s; }
@keyframes smokeSpread {
  0%, 100% { opacity: 0.04; transform: scaleX(1) translateY(0); }
  50% { opacity: 0.12; transform: scaleX(1.15) translateY(-5px); }
}

@media (min-width: 768px) {
  .fv__illust-svg {
    width: 240px;
  }
  .fv__bg-smoke--1 {
    width: 500px;
    height: 500px;
    top: -120px;
    right: -80px;
  }
  .fv__bg-smoke--2 {
    width: 400px;
    height: 400px;
    bottom: -120px;
    left: -60px;
  }
}

.fv__inner {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}

.fv__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(108, 92, 231, 0.9);
  color: #fff;
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  animation: pulse 2.5s infinite;
}
.fv__badge-icon {
  font-size: 16px;
  display: flex;
  align-items: center;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}

.fv__main {
  font-size: clamp(26px, 7.5vw, 44px);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.fv__main-small {
  display: block;
  font-size: clamp(13px, 3.5vw, 17px);
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.fv__sub {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
}
.fv__sub strong {
  color: #ffd700;
}

/* FV デュアルCTA */
.fv__cta-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.fv__cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  width: 100%;
  max-width: 360px;
  justify-content: center;
}
.fv__cta:hover {
  transform: translateY(-2px);
}
.fv__cta:active {
  transform: translateY(0);
}

.fv__cta--tel {
  background: #6c5ce7;
  color: #fff;
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.4);
}
.fv__cta--tel:hover {
  box-shadow: 0 6px 28px rgba(108, 92, 231, 0.5);
}

.fv__cta--form {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.3);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.fv__cta--form:hover {
  background: rgba(255,255,255,0.18);
  box-shadow: 0 6px 24px rgba(0,0,0,0.2);
}

.fv__cta-icon {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.fv__cta-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}
.fv__cta-num {
  font-size: 20px;
  letter-spacing: 0.03em;
}
.fv__cta-form-label {
  font-size: 16px;
  font-weight: 700;
}
.fv__cta-note {
  font-size: 11px;
  font-weight: 400;
  opacity: 0.85;
}

@media (min-width: 768px) {
  .fv__cta-group {
    flex-direction: row;
    justify-content: center;
    gap: 16px;
  }
  .fv__cta {
    width: auto;
    max-width: none;
  }
}

.fv__trust {
  margin-top: 20px;
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.05em;
}

/* =============================================
   2. 共感・問題提起
   ============================================= */
.empathy {
  padding: 56px 0;
  background: #fff;
}

.empathy__heading {
  text-align: center;
  font-size: clamp(20px, 5vw, 28px);
  font-weight: 700;
  margin-bottom: 32px;
  line-height: 1.4;
}

.empathy__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}
.empathy__list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: #f8f6f4;
  border-radius: 6px;
  border-left: 3px solid #6c5ce7;
}
.empathy__icon-svg {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.empathy__list li span:last-child {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.6;
}

.empathy__message {
  text-align: center;
  font-size: 16px;
  line-height: 1.8;
  padding: 24px;
  background: #1a2f42;
  color: #fff;
  border-radius: 8px;
}
.empathy__message strong {
  display: block;
  font-size: 20px;
  color: #ffd700;
  margin-bottom: 4px;
}

/* =============================================
   3. 選ばれる3つの理由
   ============================================= */
.reasons {
  padding: 64px 0;
  background: #f8f6f4;
}

.reasons__grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.reasons__card {
  background: #fff;
  border-radius: 8px;
  padding: 32px 24px;
  position: relative;
  border: 1px solid rgba(0,0,0,0.06);
}

.reasons__num {
  position: absolute;
  top: -12px;
  left: 24px;
  background: #6c5ce7;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 3px;
  letter-spacing: 0.05em;
}

.reasons__illust {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
  margin-top: 4px;
}
.reasons__illust svg {
  width: 80px;
  height: 80px;
}

.reasons__title {
  font-size: 18px;
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: 12px;
  margin-top: 8px;
}
.reasons__title strong {
  color: #5a4bd1;
}

.reasons__text {
  font-size: 14px;
  line-height: 1.8;
  color: #555;
}
.reasons__text small {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: #888;
}

@media (min-width: 768px) {
  .reasons__grid {
    flex-direction: row;
    gap: 20px;
  }
  .reasons__card {
    flex: 1;
  }
}

/* =============================================
   中間CTA
   ============================================= */
.mid-cta {
  padding: 48px 0;
  background: #5a4bd1;
  text-align: center;
  color: #fff;
}
.mid-cta__text {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 24px;
  line-height: 1.5;
}

.mid-cta__btns {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.mid-cta__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s;
  width: 100%;
  max-width: 360px;
}
.mid-cta__btn:hover {
  transform: translateY(-2px);
}

.mid-cta__btn--tel {
  background: #fff;
  color: #5a4bd1;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}
.mid-cta__btn--tel:hover {
  box-shadow: 0 6px 24px rgba(0,0,0,0.3);
}
.mid-cta__btn--tel svg {
  stroke: #5a4bd1;
}

.mid-cta__btn--form {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.4);
  box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}
.mid-cta__btn--form:hover {
  background: rgba(255,255,255,0.25);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

@media (min-width: 768px) {
  .mid-cta__btns {
    flex-direction: row;
    justify-content: center;
    gap: 16px;
  }
  .mid-cta__btn {
    width: auto;
    max-width: none;
  }
}

/* =============================================
   4. 用途別 形状・サイズガイド（カードレイアウト）
   ============================================= */
.guide {
  padding: 64px 0;
  background: #fff;
}

.guide__intro {
  text-align: center;
  font-size: 14px;
  line-height: 1.8;
  color: #555;
  margin-bottom: 32px;
}

.guide__cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

.guide__card {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid #e0e0e0;
  background: #fff;
}

.guide__card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  color: #fff;
}
.guide__card-header h3 {
  font-size: 15px;
  font-weight: 700;
}

.guide__card-header--film {
  background: linear-gradient(135deg, #1a2f42 0%, #2c4a62 100%);
}
.guide__card-header--drink {
  background: linear-gradient(135deg, #00b894 0%, #00cec9 100%);
}
.guide__card-header--event {
  background: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 100%);
}

.guide__card-body {
  padding: 20px;
}

.guide__card-label {
  font-size: 11px;
  color: #8a9bab;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 4px;
  font-weight: 500;
}

.guide__card-value {
  font-size: 20px;
  font-weight: 900;
  color: #1a2f42;
  margin-bottom: 12px;
}

.guide__card-desc {
  font-size: 14px;
  line-height: 1.8;
  color: #555;
  margin-bottom: 16px;
}

.guide__card-tip {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 12px 14px;
  background: #f0efff;
  border-radius: 6px;
  border-left: 3px solid #6c5ce7;
  font-size: 13px;
  line-height: 1.7;
  color: #444;
}
.guide__card-tip-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  color: #6c5ce7;
  margin-top: 2px;
}
.guide__card-tip-icon svg {
  stroke: #6c5ce7;
}

@media (min-width: 768px) {
  .guide__cards {
    flex-direction: row;
    gap: 16px;
  }
  .guide__card {
    flex: 1;
  }
}

.guide__note {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: #f0efff;
  border: 1px solid #d4d0ff;
  border-radius: 8px;
  padding: 20px;
}
.guide__note-icon {
  font-size: 24px;
  flex-shrink: 0;
}
.guide__note-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
  color: #1a2f42;
}
.guide__note-text {
  font-size: 13px;
  line-height: 1.7;
  color: #555;
}

/* =============================================
   5. ご注文の流れ（2パターン）
   ============================================= */
.flow {
  padding: 64px 0;
  background: #f8f6f4;
}

.flow__pattern {
  margin-bottom: 40px;
}
.flow__pattern:last-child {
  margin-bottom: 0;
}

.flow__pattern-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
  color: #1a2f42;
}

.flow__pattern-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.flow__pattern-badge--urgent {
  background: #e74c3c;
}
.flow__pattern-badge--plan {
  background: #6c5ce7;
}

.flow__steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.flow__step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  width: 100%;
  max-width: 520px;
  border: 1px solid rgba(0,0,0,0.06);
}

.flow__step-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: #6c5ce7;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
}

.flow__step-content {
  flex: 1;
}

.flow__step-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}
.flow__step-text {
  font-size: 13px;
  line-height: 1.7;
  color: #555;
}

.flow__step-arrow {
  display: flex;
  justify-content: center;
  padding: 6px 0;
  color: #ccc;
}

/* =============================================
   6. FAQ
   ============================================= */
.faq {
  padding: 64px 0;
  background: #fff;
}

.faq__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq__item {
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  overflow: hidden;
}

.faq__q {
  padding: 16px 20px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  background: #f9f9f9;
  transition: background 0.2s;
}
.faq__q:hover {
  background: #f0f0f0;
}
.faq__q::before {
  content: 'Q';
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background: #6c5ce7;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
}
.faq__q::-webkit-details-marker {
  display: none;
}

.faq__a {
  padding: 16px 20px 16px 60px;
  font-size: 14px;
  line-height: 1.8;
  color: #555;
  border-top: 1px solid #eee;
}

/* =============================================
   7. クロージング・最終CTA
   ============================================= */
.closing {
  padding: 64px 0;
  background: linear-gradient(135deg, #1a2f42 0%, #0d1b2a 100%);
  color: #fff;
  text-align: center;
}

.closing__alert {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: #ffd700;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.closing__heading {
  font-size: clamp(24px, 6vw, 36px);
  font-weight: 900;
  line-height: 1.4;
  margin-bottom: 20px;
}

.closing__text {
  font-size: 15px;
  line-height: 1.9;
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
}
.closing__text strong {
  color: #ffd700;
  font-size: 17px;
}

/* クロージング デュアルCTA */
.closing__cta-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  margin-bottom: 8px;
}

.closing__cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 20px 36px;
  border-radius: 10px;
  font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s;
  width: 100%;
  max-width: 380px;
  justify-content: center;
}
.closing__cta:hover {
  transform: translateY(-3px);
}

.closing__cta--tel {
  background: #6c5ce7;
  color: #fff;
  box-shadow: 0 6px 24px rgba(108, 92, 231, 0.5);
}
.closing__cta--tel:hover {
  box-shadow: 0 8px 32px rgba(108, 92, 231, 0.6);
}

.closing__cta--form {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.3);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.closing__cta--form:hover {
  background: rgba(255,255,255,0.18);
  box-shadow: 0 6px 24px rgba(0,0,0,0.2);
}

.closing__cta-icon {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.closing__cta-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}
.closing__cta-num {
  font-size: 22px;
  letter-spacing: 0.03em;
}
.closing__cta-form-label {
  font-size: 16px;
  font-weight: 700;
}
.closing__cta-note {
  font-size: 11px;
  font-weight: 400;
  opacity: 0.85;
}

@media (min-width: 768px) {
  .closing__cta-group {
    flex-direction: row;
    justify-content: center;
    gap: 16px;
  }
  .closing__cta {
    width: auto;
    max-width: none;
  }
}

.closing__company {
  margin-top: 32px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
}
.closing__company small {
  font-size: 11px;
}

/* =============================================
   固定CTA (スマホ) - デュアルボタン
   ============================================= */
.fixed-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 8px 12px;
  background: rgba(255,255,255,0.97);
  border-top: 1px solid #eee;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  gap: 8px;
}

.fixed-cta__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex: 1;
  padding: 12px 8px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: background 0.2s;
}

.fixed-cta__btn--tel {
  background: #6c5ce7;
  color: #fff;
  box-shadow: 0 2px 12px rgba(108, 92, 231, 0.3);
}
.fixed-cta__btn--tel:active {
  background: #5a4bd1;
}

.fixed-cta__btn--form {
  background: #1a2f42;
  color: #fff;
  box-shadow: 0 2px 12px rgba(26, 47, 66, 0.3);
}
.fixed-cta__btn--form:active {
  background: #0d1b2a;
}

@media (min-width: 768px) {
  .fixed-cta {
    display: none;
  }
}

/* =============================================
   フッター（ミニマル）
   ============================================= */
.lp-footer {
  padding: 24px 20px;
  text-align: center;
  font-size: 11px;
  color: #888;
  background: #f5f5f5;
  border-top: 1px solid #eee;
}
.lp-footer nav {
  margin-top: 8px;
  display: flex;
  justify-content: center;
  gap: 16px;
}
.lp-footer nav a {
  color: #666;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* =============================================
   アクセシビリティ
   ============================================= */
@media (prefers-reduced-motion: reduce) {
  .fv__bg-smoke,
  .fv__mist circle,
  .fv__smoke-anim ellipse,
  .fv__badge {
    animation: none !important;
  }
}