/* ==========================================
   Design System & Root Variables
   ========================================== */
:root {
  --color-primary-dark: #163826;
  --color-primary-green: #1c422f;
  --color-primary-light: #28543e;
  --color-accent-gold: #c5a059;
  --color-gold-light: #dfc287;
  --color-gold-hover: #b08d46;
  --color-bg-base: #f9f8f4;
  --color-bg-sub: #f3efe6;
  --color-bg-white: #ffffff;
  --color-text-main: #2b2b2b;
  --color-text-sub: #5e5e5e;
  --color-text-muted: #888888;
  --color-border-light: #e5dfd3;

  --font-serif: 'Noto Serif JP', 'Yu Mincho', 'Hiragino Mincho ProN', serif;
  --font-sans: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-bg-base);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-center {
  text-align: center;
}

/* Section Title Styling (両脇ゴールド装飾線付き) */
.section-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
  margin-bottom: 2.5rem;
  text-align: center;
}

.section-title::before,
.section-title::after {
  content: "";
  display: inline-block;
  width: 60px;
  height: 1px;
  background-color: var(--color-accent-gold);
  flex-shrink: 0;
}

/* ==========================================
   Buttons Component
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: var(--transition-normal);
  border: 1.5px solid transparent;
  box-shadow: var(--shadow-sm);
}

.btn-icon {
  width: 25px;
  height: 25px;
  flex-shrink: 0;
}

.btn-icon img,
.btn-icon svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.btn .arrow {
  margin-left: 4px;
  font-weight: 700;
  transition: transform var(--transition-fast);
}

.btn:hover .arrow {
  transform: translateX(4px);
}

/* Primary Button: Deep Green */
.btn-primary {
  background-color: var(--color-primary-dark);
  color: var(--color-accent-gold);
  border-color: var(--color-primary-dark);
}

.btn-primary:hover {
  background-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

/* Secondary Button: Outline Beige/Brown */
.btn-secondary {
  background-color: #fff;
  color: #7a6344;
  border-color: #c9b99e;
}

.btn-secondary:hover {
  background-color: #e7e1d4;
  border-color: var(--color-accent-gold);
}

/* Gold Button for Footer CTA */
.btn-gold {
  background-color: var(--color-accent-gold);
  color: #ffffff;
  border-color: var(--color-accent-gold);
}

.btn-gold:hover {
  background-color: var(--color-gold-hover);
  border-color: var(--color-gold-hover);
}

/* Outline Light Button */
.btn-outline-light {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline-light:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: #ffffff;
}

.kana {
  letter-spacing: -1.5pt;
}


/* ==========================================
   Hero Section (全幅背景写真レイアウト)
   ========================================== */
.hero-section {
  position: relative;
  padding: 40px 0 90px;
  background-image: linear-gradient(to right, rgba(249, 248, 244, 0.93) 0%, rgba(249, 248, 244, 0.75) 35%, rgba(249, 248, 244, 0.05) 70%), url('images/hero_beer_set.png');
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  min-height: 600px;
  height: 90vh;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 520px;
}

.hero-logo {
  margin-bottom: 40px;
}

.logo-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-primary-dark);
}

.hero-content {
  /* max-width: 580px; */
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 3rem;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -0.5pt;
  color: var(--color-primary-dark);
  margin-bottom: 20px;
  text-shadow: 0 0 3px #fff, 0 0 8px #fff, 0 0 12px #fff;
}

.hero-title .hiragana {
  font-size: 80%;
  letter-spacing: -0.8pt;
}

.hero-title .katakana {
  letter-spacing: -1.5pt;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-main);
  margin-bottom: 36px;
  line-height: 1.8;
  font-weight: 500;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}


/* ==========================================
   Features Section: 贈り物に品格を添える (画面右端ブリード)
   ========================================== */
.features-section {
  position: relative;
  padding: 90px 0 90px;
  margin: 15px 0;
  background-color: var(--color-bg-sub);
  overflow: hidden;
}

/* containerの右外・画面最右端まで突き抜ける背景画像ビジュアル */
.features-bg-visual {
  position: absolute;
  top: 0;
  right: 0;
  width: 38vw;
  height: 100%;
  z-index: 1;
}

.features-bg-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
}

.features-inner {
  position: relative;
  z-index: 2;
  display: block;
}

.features-content {
  max-width: 62%;
}

.features-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
  margin-bottom: 32px;
  text-align: center;
}

/* 一体型4ポイントカード */
.features-card-box {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
}

.feature-item {
  background-color: transparent;
  padding: 28px 8px;
  border: none;
  border-radius: 0;
  text-align: center;
  box-shadow: none;
  transition: background-color var(--transition-fast);
  position: relative;
}

.feature-item:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 20%;
  right: 0;
  height: 60%;
  width: 1px;
  background-color: #e5dccb;
}

.feature-item:hover {
  /* background-color: rgba(197, 160, 89, 0.04); */
  transform: none;
  box-shadow: none;
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 14px;
  color: var(--color-accent-gold);
}

.feature-icon img,
.feature-icon svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.feature-text {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-main);
  line-height: 1.5;
  letter-spacing: 0.04em;
}

.features-img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  object-fit: cover;
}


/* ==========================================
   Labels Section: 選べるラベルとギフト仕様
   ========================================== */
.labels-section {
  padding: 90px 0;
  background-color: var(--color-bg-base);
}

.label-gallery {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-bottom: 30px;
}

.label-item {
  background-color: #ffffff;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

/* .label-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
} */

.label-img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4.2;
  object-fit: cover;
  display: block;
}

.labels-description {
  font-size: 0.95rem;
  color: var(--color-text-sub);
  letter-spacing: 0.04em;
}


/* ==========================================
   Reasons Section: 大切な日に選ばれる理由
   ========================================== */
.reasons-section {
  padding: 90px 0;
  background-color: var(--color-bg-sub);
}

.reasons-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

.reason-card {
  width: calc(20% - 16px);
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
  text-align: center;
  transition: transform var(--transition-normal);
}

/* .reason-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
} */

.reason-img-wrapper {
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background-color: #eae5d9;
}

.reason-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.reason-card:hover .reason-img-wrapper img {
  transform: scale(1.05);
}

.reason-support-bg {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e8f0ec 0%, #cbe0d5 100%);
}

.support-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--color-primary-dark);
  color: var(--color-accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
}

.support-svg {
  width: 32px;
  height: 32px;
}

.reason-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-main);
  padding: 16px 10px;
  line-height: 1.5;
}


/* ==========================================
   Corporate Section: 法人・記念品にも対応 (フルブリード画像＋左側グラデーション)
   ========================================== */
.corporate-section {
  position: relative;
  padding: 90px 0 90px;
  background-color: #122c1d;
  color: #ffffff;
  overflow: hidden;
}

/* PCで左側コンテンツに自然に溶け込む深緑のグラデーション */
.corporate-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(to right, #122c1d 0%, #122c1d 45%, rgba(18, 44, 29, 0.88) 55%, rgba(18, 44, 29, 0) 70%);
}

/* 右側画面最右端まで突き抜ける背景写真ビジュアル */
.corporate-bg-visual {
  position: absolute;
  top: 0;
  right: 0;
  width: 55vw;
  height: 100%;
  z-index: 1;
}

.corporate-bg-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
}

.corporate-inner {
  position: relative;
  z-index: 3;
  display: block;
}

.corporate-content {
  max-width: 56%;
}

.corporate-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.08em;
  margin-bottom: 32px;
  color: #ffffff;
}

.corporate-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-bottom: 36px;
  padding: 16px 0 24px;
  border-bottom: 1px solid rgba(197, 160, 89, 0.35);
}

.corp-feature-item {
  position: relative;
  text-align: center;
  padding: 12px 16px;
}

.corp-feature-item:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 15%;
  right: 0;
  height: 70%;
  width: 1px;
  background-color: rgba(255, 255, 255, 0.25);
}

.corp-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 12px;
  color: var(--color-accent-gold);
}

.corp-icon img,
.corp-icon svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.corp-text {
  font-size: 0.9rem;
  font-weight: 500;
  color: #f0e8d8;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

.corporate-desc {
  font-size: 1.05rem;
  text-align: center;
  color: #d6e2db;
  line-height: 1.8;
  letter-spacing: 0.04em;
}


/* ==========================================
   Process Section: お届けまでの流れ
   ========================================== */
.process-section {
  padding: 90px 0;
  background-color: var(--color-bg-base);
}

.process-wrapper {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 36px;
  align-items: center;
  margin-top: 40px;
}

.process-steps {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 8px;
}

.process-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: var(--color-bg-white);
  padding: 32px 12px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  text-align: center;
  position: relative;
  transition: transform var(--transition-fast);
}

/* .process-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
} */

/* カード内左上の正円バッジ */
.step-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-accent-gold);
  color: #ffffff;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: none;
  padding: 0;
}

.step-icon {
  width: 60px;
  height: 60px;
  margin: 10px auto 12px;
  color: var(--color-primary-dark);
}

.step-icon img,
.step-icon svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.step-title {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-primary-dark);
  margin-bottom: 6px;
}

.step-desc {
  font-size: 0.8rem;
  color: var(--color-text-sub);
  line-height: 1.4;
}

/* 太い矢印アイコン */
.step-arrow {
  width: 30px;
  height: 30px;
  color: var(--color-accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  flex-shrink: 0;
}

.step-arrow svg {
  width: 100%;
  height: 100%;
}

.process-img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}


/* ==========================================
   Bottom CTA & Footer Section: ご相談はこちら (左端フルブリード画像＋グラデーション)
   ========================================== */
.bottom-cta-section {
  position: relative;
  padding: 90px 0 90px;
  background-color: #122c1d;
  color: #ffffff;
  overflow: hidden;
}

/* PCで左側写真から右側コンテンツへ自然に繋がる深緑のグラデーション */
.bottom-cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(to right, rgba(18, 44, 29, 0) 0%, rgba(18, 44, 29, 0.75) 32vw, #122c1d 40vw, #122c1d 100%);
}

/* 画面最左端まで突き抜ける背景写真ビジュアル (左側に収まる幅) */
.bottom-cta-bg-visual {
  position: absolute;
  top: 0;
  left: 0;
  width: 40vw;
  max-width: 680px;
  height: 100%;
  z-index: 1;
}

.bottom-cta-bg-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.bottom-cta-inner {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding-left: 310px;
}

.bottom-cta-content {
  flex: 1;
  max-width: 480px;
  text-align: center;
  margin: 0 auto;
}

.bottom-cta-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: #ffffff;
}

/* 見出し下の短いゴールド仕切りボーダー (センタリング配置) */
.bottom-cta-divider {
  width: 48px;
  height: 1px;
  background-color: var(--color-accent-gold);
  margin: 16px auto 20px;
}

.bottom-cta-desc {
  font-size: 1rem;
  color: #d0ded6;
  line-height: 1.7;
}

.bottom-cta-buttons {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 260px;
}

.site-footer {
  padding: 24px 0;
  background-color: #0f271a;
  color: #8fa699;
  font-size: 0.8rem;
}


/* ==========================================
   Responsive Design / Media Queries (Mobile)
   ========================================== */
@media (max-width: 992px) {
  .hero-section {
    background-image: linear-gradient(to bottom, rgba(249, 248, 244, 0.94) 0%, rgba(249, 248, 244, 0.82) 30%, rgba(249, 248, 244, 0.4) 60%), url('images/hero_beer_set.png');
    background-position: center center;
    padding: 30px 0 60px;
    min-height: auto;
    height: 90vh;
  }

  .hero-inner {
    height: 100%;
    display: flex;
    flex-direction: column;
  }

  .hero-content {
    max-width: 100%;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .hero-cta-group {
    margin-top: auto;
  }

  .hero-inner,
  .features-inner,
  .corporate-inner,
  .features-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .features-section,
  .corporate-section,
  .bottom-cta-section {
    padding: 0 0 90px;
  }

  .features-content {
    max-width: 100%;
  }

  .features-bg-visual {
    position: relative;
    width: 100%;
    height: 300px;
    margin-top: 30px;
  }

  .features-title {
    text-align: center;
  }

  .features-card-box {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-item:nth-child(2)::after {
    display: none;
  }

  .feature-item:nth-child(1),
  .feature-item:nth-child(2) {
    border-bottom: 1px solid #e5dccb;
  }

  .hero-title {
    font-size: 2rem;
  }

  .label-gallery {
    grid-template-columns: repeat(3, 1fr);
  }

  .reasons-grid {
    gap: 16px;
  }

  .reasons-grid .reason-card {
    width: calc(33.333% - 11px);
  }

  .process-wrapper {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .process-visual {
    width: 100%;
    max-width: 480px;
    margin: 10px auto 0;
  }

  .process-steps {
    flex-direction: row;
    gap: 8px;
  }

  @media (max-width: 768px) {
    .process-steps {
      flex-direction: column;
      gap: 12px;
    }

    .step-arrow {
      transform: rotate(90deg);
      margin: 4px auto;
    }
  }

  .bottom-cta-inner {
    flex-direction: column;
    text-align: center;
    gap: 32px;
    padding-left: 24px;
  }

  .bottom-cta-content {
    max-width: 100%;
  }

  .bottom-cta-divider {
    margin: 16px auto 20px;
  }

  .bottom-cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .features-content,
  .corporate-content {
    max-width: 100%;
  }

  /* スマホ表示時に写真画像が遮られず綺麗に表示されるスタイリング */
  .features-bg-visual,
  .corporate-bg-visual,
  .bottom-cta-bg-visual {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    width: 100%;
    max-width: 100%;
    height: 260px;
    margin: 0 0 60px;
    overflow: hidden;
    z-index: 3;
  }

  .features-bg-visual img,
  .corporate-bg-visual img,
  .bottom-cta-bg-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .corporate-section::before,
  .bottom-cta-section::before {
    display: none;
  }

  .btn {
    width: 100%;
  }
}

@media (max-width: 576px) {
  .section-title {
    font-size: 1.2rem;
    line-height: 1.4;
    gap: 12px;
  }

  .section-title::before,
  .section-title::after {
    width: 30px;
  }

  .hero-logo {
    margin-bottom: 0;
  }

  .hero-title {
    font-size: 1.6rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .label-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .reasons-grid {
    gap: 14px;
  }

  .reasons-grid .reason-card {
    width: calc(50% - 7px);
  }

  .features-title,
  .corporate-title {
    font-size: 1.7rem;
    line-height: 1.4;
  }

  .corporate-features {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .corp-feature-item:not(:last-child)::after {
    display: none;
  }

  .corp-feature-item:not(:last-child) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    padding-bottom: 16px;
  }
}