/* =========================================
   麦魂 - Maltie's Dream LP
   Premium Dark Theme
   ========================================= */

/* --- リセット & ベース --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* カラーパレット — ラベルカラー（黄黒白） */
  --color-gold: #D4A017;
  --color-gold-light: #e8c44a;
  --color-gold-dark: #b8860b;
  --color-black: #1a1a1a;
  --color-black-light: #2a2a2a;
  --color-black-lighter: #333333;
  --color-white: #fafafa;
  --color-cream: #f5f0e6;
  --color-cream-dark: #e8e0d0;
  --color-text-light: rgba(255, 255, 255, 0.75);
  --color-text-dark: #333333;
  --color-text-dark-light: #666666;
  --color-border-gold: rgba(212, 160, 23, 0.3);
  --color-border-light: rgba(255, 255, 255, 0.1);

  /* フォント */
  --font-serif: 'Noto Serif JP', 'Yu Mincho', serif;
  --font-sans: 'Noto Sans JP', 'Hiragino Sans', sans-serif;

  /* サイズ */
  --container-max: 1100px;
  --section-padding: 100px 0;
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-white);
  background: var(--color-black);
  line-height: 1.8;
  font-weight: 400;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-gold);
  text-decoration: none;
  transition: color 0.3s;
}

a:hover {
  color: var(--color-gold-light);
}

strong {
  color: var(--color-gold);
  font-weight: 700;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 40px;
}

/* --- ナビゲーション --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(26, 26, 26, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-light);
  transition: background 0.3s;
}

.nav--scrolled {
  background: rgba(26, 26, 26, 0.98);
}

.nav__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__brand {
  flex-shrink: 0;
}

.nav__logo {
  height: 28px;
  width: auto;
}

.nav__links {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav__links a {
  font-size: 0.85rem;
  color: var(--color-text-light);
  letter-spacing: 0.08em;
  transition: color 0.3s;
}

.nav__links a:hover {
  color: var(--color-gold);
}

.nav__cta {
  display: inline-block;
  padding: 10px 28px;
  background: var(--color-gold);
  color: var(--color-black);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: background 0.3s, transform 0.3s;
}

.nav__cta:hover {
  background: var(--color-gold-light);
  color: var(--color-black);
  transform: translateY(-1px);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav__toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: 0.3s;
}

/* --- ヒーロー --- */
.hero {
  position: relative;
  min-height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
}

.hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
      rgba(26, 26, 26, 0.5) 0%,
      rgba(26, 26, 26, 0.7) 50%,
      rgba(26, 26, 26, 0.95) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 120px 40px 80px;
  max-width: 800px;
}

.hero__badge {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--color-gold);
  border: 1px solid var(--color-border-gold);
  padding: 6px 24px;
  letter-spacing: 0.15em;
  margin-bottom: 32px;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-white);
  letter-spacing: 0.06em;
  margin-bottom: 24px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.hero__subtitle {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: 48px;
}

.hero__bottle {
  margin: 0 auto 48px;
  width: 280px;
}

.hero__bottle-img {
  width: 100%;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5));
}

/* --- ボタン --- */
.btn-gold {
  display: inline-block;
  padding: 16px 48px;
  background: var(--color-gold);
  color: var(--color-black);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
}

.btn-gold:hover {
  background: var(--color-gold-light);
  color: var(--color-black);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 160, 23, 0.3);
}

.btn-gold--large {
  padding: 20px 64px;
  font-size: 1.1rem;
}

.btn-gold--full {
  display: block;
  text-align: center;
}

/* --- セクション共通 --- */
.section {
  padding: var(--section-padding);
}

.section--dark {
  background: var(--color-black);
}

.section--cream {
  background: var(--color-cream);
  color: var(--color-text-dark);
}

/* --- セクションラベル --- */
.section-label {
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-gold);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-label--dark {
  color: var(--color-gold-dark);
}

/* --- セクション見出し --- */
.section-title--large {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 700;
  text-align: center;
  color: var(--color-white);
  line-height: 1.6;
  letter-spacing: 0.06em;
  margin-bottom: 24px;
}

.section-title--dark {
  color: var(--color-text-dark);
}

.section-subtitle {
  text-align: center;
  font-size: 1.05rem;
  color: var(--color-text-light);
  letter-spacing: 0.06em;
  margin-bottom: 56px;
}

.section-subtitle--dark {
  color: var(--color-text-dark-light);
}

/* --- 統計 --- */
.stats {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 80px;
  margin: 56px 0 72px;
}

.stat {
  text-align: center;
}

.stat__number {
  display: block;
  font-family: var(--font-serif);
  font-size: 4.5rem;
  font-weight: 900;
  color: var(--color-gold);
  line-height: 1.2;
  margin-bottom: 8px;
}

.stat__number small {
  font-size: 1.2rem;
  font-weight: 400;
}

.stat__label {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* --- ストーリーテキスト --- */
.story-text {
  max-width: 700px;
  margin: 0 auto;
}

.story-text p {
  margin-bottom: 24px;
  font-size: 1rem;
  line-height: 2;
}

.story-text p:first-child {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--color-gold-light);
}

.story-text--dark p {
  color: var(--color-text-dark);
}

.story-text--dark p:first-child {
  color: var(--color-gold-dark);
}

.story-text--dark strong {
  color: var(--color-gold-dark);
}

/* --- 引用 --- */
.quote {
  max-width: 640px;
  margin: 40px auto 0;
  border-left: 3px solid var(--color-gold);
  padding: 24px 32px;
  background: rgba(212, 160, 23, 0.05);
}

.quote p {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-gold-dark);
  line-height: 1.8;
}

/* --- カード（グラスモーフィズム） --- */
.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 56px;
}

.card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border-light);
  padding: 40px 32px;
  text-align: center;
  transition: border-color 0.3s, transform 0.3s;
}

.card:hover {
  border-color: var(--color-border-gold);
  transform: translateY(-4px);
}

.card__icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 20px;
}

.card__title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-white);
  margin-bottom: 16px;
}

.card__text {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* --- ラベル展示 --- */
.label-showcase {
  text-align: center;
  margin-bottom: 40px;
}

.label-img {
  max-width: 480px;
  width: 100%;
  margin: 0 auto;
  border: 1px solid var(--color-border-light);
}

.tagline {
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.highlight-text {
  text-align: center;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-gold);
  margin-bottom: 40px;
  letter-spacing: 0.04em;
}

/* --- パートナーロゴ --- */
.partner-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  padding: 0 16px;
}

.partner-logo {
  height: 28px;
  width: auto;
  max-width: 40vw;
  opacity: 0.85;
}

.partner-x {
  font-size: 1.2rem;
  color: var(--color-text-light);
}

/* --- タイムライン --- */
.timeline {
  max-width: 700px;
  margin: 0 auto 64px;
}

.timeline__item {
  display: flex;
  gap: 32px;
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--color-cream-dark);
}

.timeline__item:last-of-type {
  border-bottom: none;
}

.timeline__date {
  flex-shrink: 0;
  text-align: center;
  width: 72px;
}

.timeline__icon {
  display: block;
  font-size: 1.8rem;
  margin-bottom: 4px;
}

.timeline__month {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--color-gold-dark);
  font-weight: 500;
}

.timeline__content h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-text-dark);
  margin-bottom: 8px;
}

.timeline__photo {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 4px;
  margin-bottom: 16px;
}

.timeline__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.timeline__video {
  aspect-ratio: 9 / 16;
  max-height: 400px;
  overflow: hidden;
  border-radius: 4px;
  margin-bottom: 16px;
}

.timeline__video iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.timeline__content p {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--color-text-dark-light);
}

.text-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--color-gold-dark);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.timeline__quote {
  background: rgba(212, 160, 23, 0.08);
  border-left: 3px solid var(--color-gold-dark);
  padding: 28px 32px;
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.timeline__quote blockquote {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--color-text-dark);
  line-height: 2;
}

.timeline__quote cite {
  display: block;
  font-style: normal;
  font-size: 0.8rem;
  color: var(--color-text-dark-light);
  margin-top: 12px;
}

/* --- 製麦工程 --- */
.malting {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
  background: var(--color-cream-dark);
  padding: 40px;
}

.malting__title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-text-dark);
  margin-bottom: 32px;
}

.malting__photo {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 4px;
  margin-bottom: 24px;
}

.malting__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.malting__steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.malting__step {
  text-align: center;
}

.malting__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-gold);
  color: var(--color-black);
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 auto 8px;
}

.malting__step h4 {
  font-size: 0.9rem;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.malting__step p {
  font-size: 0.75rem;
  color: var(--color-text-dark-light);
}

.malting__arrow {
  font-size: 1.2rem;
  color: var(--color-gold-dark);
}

/* --- 中間CTA --- */
.mid-cta {
  text-align: center;
}

/* --- テイスティング --- */
.tasting {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 56px;
  align-items: start;
  margin-bottom: 56px;
}

.tasting__bottle {
  text-align: center;
}

.tasting__bottle img {
  width: 280px;
  filter: drop-shadow(0 12px 32px rgba(0, 0, 0, 0.5));
}

.tasting__specs {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 32px;
}

.tasting__specs th,
.tasting__specs td {
  text-align: left;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
  vertical-align: top;
}

.tasting__specs th {
  width: 120px;
  color: var(--color-gold);
  font-weight: 500;
}

.tasting__specs td {
  color: var(--color-text-light);
}

.tasting__specs td small {
  display: block;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8rem;
}

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

.tasting__note h4 {
  font-size: 0.95rem;
  color: var(--color-white);
  margin-bottom: 4px;
}

.tasting__note p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.tasting__note--intro h4 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--color-gold);
}

.tasting__note--intro p {
  color: var(--color-gold-light);
  font-style: italic;
}

.catchphrase {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  text-align: center;
  color: var(--color-gold);
  letter-spacing: 0.04em;
  line-height: 1.8;
}

/* --- メーカー --- */
.makers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}

.maker {
  background: var(--color-white);
  padding: 40px 32px;
}

.maker__label {
  font-size: 0.75rem;
  color: var(--color-gold-dark);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}

.maker__name {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.maker__loc {
  font-size: 0.8rem;
  color: var(--color-text-dark-light);
  margin-bottom: 20px;
}

.maker p {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--color-text-dark);
  margin-bottom: 12px;
}

.maker__awards {
  list-style: none;
  padding: 0;
}

.maker__awards li {
  font-size: 0.8rem;
  color: var(--color-text-dark-light);
  padding: 4px 0 4px 20px;
  position: relative;
}

.maker__awards li::before {
  content: '●';
  position: absolute;
  left: 0;
  font-size: 0.4rem;
  top: 10px;
  color: var(--color-gold-dark);
}

.makers-tagline {
  text-align: center;
  font-size: 0.95rem;
  color: var(--color-text-dark);
  line-height: 2;
}

.makers-tagline strong {
  color: var(--color-gold-dark);
}

/* --- 商品カード --- */
.products {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 640px;
  margin: 48px auto;
}

.product-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border-light);
  padding: 40px 32px;
  text-align: center;
}

.product-card--featured {
  border-color: var(--color-gold);
  box-shadow: 0 0 32px rgba(212, 160, 23, 0.15);
}

.product-card__img {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: 4px;
  margin-bottom: 20px;
}

.product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card__badge {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--color-black);
  background: var(--color-gold);
  padding: 4px 16px;
  margin-bottom: 16px;
  letter-spacing: 0.1em;
  font-weight: 700;
}

.product-card h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--color-white);
  margin-bottom: 12px;
}

.product-card__price {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 4px;
}

.product-card__price small {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-text-light);
}

.product-card__unit {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 24px;
}

/* --- 商品情報 --- */
.product-info {
  max-width: 640px;
  margin: 0 auto 32px;
}

.product-info__row {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
}

.product-info__row span:first-child {
  color: var(--color-gold);
  font-weight: 500;
}

.product-info__row span:last-child {
  color: var(--color-text-light);
}

.limited-notice {
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-gold);
  font-weight: 500;
}

/* --- 最終CTA --- */
.cta-final {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}

.cta-final__bg {
  position: absolute;
  inset: 0;
}

.cta-final__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-final__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
      rgba(26, 26, 26, 0.85) 0%,
      rgba(26, 26, 26, 0.9) 100%);
}

.cta-final__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: 0 40px;
}

.cta-final__title {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.6;
  letter-spacing: 0.06em;
  margin-bottom: 24px;
}

.cta-final__text {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 40px;
  line-height: 2;
}

.cta-final__prices {
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.cta-final__divider {
  margin: 0 12px;
  color: var(--color-border-light);
}

/* --- フッター --- */
.footer {
  background: var(--color-black-light);
  color: rgba(255, 255, 255, 0.6);
  padding: 56px 0 32px;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
}

.footer__logo {
  height: 28px;
  width: auto;
  margin-bottom: 12px;
}

.footer__text {
  font-size: 0.8rem;
  line-height: 1.6;
}

.footer__links {
  list-style: none;
}

.footer__links li {
  margin-bottom: 8px;
}

.footer__links a {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.3s;
}

.footer__links a:hover {
  color: var(--color-gold);
}

.footer__bottom {
  border-top: 1px solid var(--color-border-light);
  padding-top: 20px;
}

.footer__bottom p {
  font-size: 0.75rem;
  text-align: center;
}

/* --- アニメーション --- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- レスポンシブ --- */
@media (max-width: 900px) {
  .nav__links {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .nav__links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(26, 26, 26, 0.98);
    border-bottom: 1px solid var(--color-border-light);
    padding: 24px 40px;
    gap: 20px;
  }

  .hero__title {
    font-size: 2.2rem;
  }

  .section-title--large {
    font-size: 1.8rem;
  }

  .stats {
    flex-direction: column;
    gap: 40px;
  }

  .stat__number {
    font-size: 3.5rem;
  }

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

  .tasting {
    grid-template-columns: 1fr;
    justify-items: center;
  }

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

  .products {
    grid-template-columns: 1fr;
    max-width: 320px;
  }
}

@media (max-width: 600px) {
  :root {
    --section-padding: 72px 0;
  }

  .container {
    padding: 0 20px;
  }

  .nav__inner {
    padding: 0 20px;
  }

  .nav__links.active {
    padding: 20px;
  }

  .hero__content {
    padding: 100px 20px 60px;
  }

  .hero__title {
    font-size: 1.8rem;
  }

  .hero__subtitle {
    font-size: 0.9rem;
  }

  .hero__bottle {
    width: 120px;
  }

  .section-title--large {
    font-size: 1.6rem;
  }

  .stat__number {
    font-size: 3rem;
  }

  .catchphrase {
    font-size: 1.15rem;
  }

  .cta-final__title {
    font-size: 1.6rem;
  }

  .cta-final {
    padding: 80px 0;
  }

  .cta-final__content {
    padding: 0 20px;
  }

  .btn-gold--large {
    padding: 16px 40px;
    font-size: 1rem;
  }

  .malting__steps {
    flex-direction: column;
    gap: 16px;
  }

  .malting__arrow {
    transform: rotate(90deg);
  }

  .footer__inner {
    flex-direction: column;
    gap: 32px;
  }
}