/* ==========================================================================
   HOWELL Portfolio LP - Style System
   Aesop Design Style (DESIGN(1).md 準拠)
   ========================================================================== */

/* Design Tokens — Aesop カラーパレット */
:root {
  /* Signature Colors */
  --cream:          #fffef2;   /* Aesop シグネチャークリーム（背景・ダーク面テキスト） */
  --dark:           #333333;   /* Surface Dark（フッター・プライマリCTA・ダーク帯） */
  --dark-alt:       #252525;   /* より暗いバリエーション */

  /* Text */
  --text-primary:   #333333;   /* 本文・見出し（純黒は使わない） */
  --text-secondary: #666666;   /* 補足テキスト・説明文 */
  --text-disabled:  #9b9b95;   /* 無効テキスト */
  --text-on-dark:   #fffef2;   /* ダーク面上テキスト */

  /* Surface */
  --surface-warm:   #f7ecdd;   /* ウォームベージュ（Hospitality・Pricing） */
  --surface-cream-alt: #f6f5e8; /* クリームの微変種 */

  /* Border */
  --border:         #ced4da;   /* 区切り線・入力枠 */

  /* Accent（控えめに使用） */
  --teal:           #006680;
  --navy:           #27455c;
  --green:          #346e4a;

  /* Typography */
  --font-body:   Inter, sans-serif;                   /* SuisseIntl 代替 */
  --font-serif:  "Cormorant Garamond", Palatino, serif; /* Zapf-Humanist 代替（セクションタイトル） */

  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;
}

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

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

body {
  background-color: var(--cream);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 見出し: weight 400 基本（フッターのみ 700） */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.33;
  letter-spacing: normal;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--teal);
}

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

/* Utility */
.section-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2.5rem;
}

.mobile-break { display: none; }

@media (max-width: 768px) {
  .mobile-break { display: block; }
}

/* ==========================================================================
   Header Navigation
   ========================================================================== */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: background-color 0.4s ease, border-color 0.4s ease;
}

.site-header.scrolled {
  position: fixed;
  background-color: rgba(255, 254, 242, 0.97);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

.header-container {
  max-width: var(--container-max);
  margin: 0 auto;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2.5rem;
}

/* ロゴ */
.site-logo {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-logo a {
  color: var(--cream);
  transition: color 0.4s ease;
}

.site-header.scrolled .site-logo a {
  color: var(--text-primary);
}

/* Nav links */
.site-nav ul {
  display: flex;
  list-style: none;
  gap: 2.2rem;
  align-items: center;
}

.site-nav a {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.2;
  color: rgba(255, 254, 242, 0.9);
  text-decoration: none;
  transition: color 0.3s ease;
}

.site-header.scrolled .site-nav a {
  color: var(--text-primary);
}

.site-nav a:hover {
  color: var(--teal);
}

/* nav-cta — Aesop: 角丸 0px のアウトラインボタン */
.site-nav a.nav-cta {
  border: 1px solid rgba(255, 254, 242, 0.7);
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 400;
  color: var(--cream);
  background: transparent;
  border-radius: 0;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.site-header.scrolled .site-nav a.nav-cta {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.site-nav a.nav-cta:hover {
  background-color: var(--cream);
  color: var(--text-primary);
  border-color: var(--cream);
}

.site-header.scrolled .site-nav a.nav-cta:hover {
  background-color: var(--text-primary);
  color: var(--cream);
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 110;
  flex-direction: column;
  gap: 6px;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 1px;
  background-color: var(--cream);
  transition: transform 0.3s ease, background-color 0.4s ease;
}

.site-header.scrolled .hamburger-line {
  background-color: var(--text-primary);
}

.nav-toggle.active .hamburger-line {
  background-color: var(--text-primary) !important;
}

@media (max-width: 768px) {
  .site-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--cream);
    border-left: 1px solid var(--border);
    padding: 7rem 2rem 2rem;
    transition: right 0.4s ease;
    z-index: 105;
  }

  .site-nav.active { right: 0; }

  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.8rem;
  }

  .site-nav a {
    font-size: 14px;
    color: var(--text-primary) !important;
  }

  .site-nav a.nav-cta {
    border-color: var(--text-primary) !important;
    color: var(--text-primary) !important;
    width: 100%;
    text-align: center;
  }

  .nav-toggle { display: flex; }

  .nav-toggle.active .hamburger-line:nth-child(1) {
    transform: translateY(3.5px) rotate(45deg);
  }

  .nav-toggle.active .hamburger-line:nth-child(2) {
    transform: translateY(-3.5px) rotate(-45deg);
  }
}

/* ==========================================================================
   Hero Section (Video Full-Bleed)
   ========================================================================== */
.hero-video-section {
  width: 100%;
  height: 100vh;
  position: relative;
  overflow: hidden;
  background-color: var(--dark);
}

.video-container {
  width: 100%;
  height: 100%;
  position: relative;
}

.bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--cream);
  opacity: 0.8;
  z-index: 4;
}

.scroll-text {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background-color: rgba(255, 254, 242, 0.3);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 30px;
  background-color: var(--cream);
  animation: scroll-anim 2.2s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}

@keyframes scroll-anim {
  0%   { transform: translateY(-100%); }
  80%  { transform: translateY(200%); }
  100% { transform: translateY(200%); }
}

/* ==========================================================================
   Buttons — Aesop: border-radius 0px の直角ボタン
   ========================================================================== */

/* Primary: 塗りボタン（#333333 + #fffef2）*/
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  line-height: 1;
  letter-spacing: normal;
  padding: 13px 24px 12px;
  border-radius: 0;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  text-align: center;
}

.btn-primary {
  background-color: var(--dark);
  color: var(--cream);
  border-color: var(--dark);
}

.btn-primary:hover {
  background-color: var(--dark-alt);
  border-color: var(--dark-alt);
  color: var(--cream);
}

/* Secondary: アウトラインボタン（ライト面用） */
.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--text-primary);
  color: var(--cream);
}

/* Outline on dark（ダーク帯上） */
.btn-outline {
  background-color: transparent;
  color: var(--cream);
  border: 1px solid var(--cream);
}

.btn-outline:hover {
  background-color: var(--cream);
  color: var(--text-primary);
}

/* ==========================================================================
   Intro Message Section — クリーム面
   ========================================================================== */
.intro-message-section {
  padding: 120px 0;
  background-color: var(--cream);
  text-align: center;
}

.intro-message-content {
  max-width: 760px;
  margin: 0 auto;
}

.intro-main-title {
  font-family: var(--font-serif);
  font-size: 31px;
  font-weight: 400;
  line-height: 1.33;
  letter-spacing: normal;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

.intro-sub-title {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.6;
  letter-spacing: normal;
  margin-bottom: 3rem;
}

.intro-cta {
  display: flex;
  justify-content: center;
}

@media (max-width: 768px) {
  .intro-message-section { padding: 80px 0; }
  .intro-main-title { font-size: 24px; }
  .intro-sub-title { font-size: 15px; }
}

/* ==========================================================================
   Section Headers
   ========================================================================== */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-sub {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* セクションタイトル: Cormorant Garamond（文学的セリフ） */
.section-title {
  font-family: var(--font-serif);
  font-size: 31px;
  font-weight: 400;
  letter-spacing: normal;
  line-height: 1.33;
  color: var(--text-primary);
}

/* ダーク帯上のヘッダー */
.section-on-dark .section-sub {
  color: rgba(255, 254, 242, 0.6);
}

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

.section-intro {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.6;
  letter-spacing: normal;
  margin-top: 1.5rem;
  text-align: center;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.section-on-dark .section-intro {
  color: rgba(255, 254, 242, 0.75);
}

@media (max-width: 768px) {
  .section-header { margin-bottom: 40px; }
  .section-title { font-size: 24px; }
}

/* ==========================================================================
   Why We Create Section — ダーク帯（#333333）
   ========================================================================== */
.why-section {
  padding: 120px 0;
  background-color: var(--dark);
}

.why-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 6rem;
  align-items: start;
}

.why-header {
  position: sticky;
  top: 100px;
}

.why-header .section-sub {
  text-align: left;
  color: rgba(255, 254, 242, 0.6);
}

.why-header .section-title {
  text-align: left;
  font-size: 31px;
  color: var(--cream);
}

.why-content {
  padding-top: 1rem;
}

.why-content .lead-text {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  margin-bottom: 2rem;
  color: var(--cream);
}

.why-content .body-text {
  font-size: 14px;
  font-weight: 400;
  color: rgba(255, 254, 242, 0.7);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.why-content .body-text:last-child { margin-bottom: 0; }

@media (max-width: 1024px) {
  .why-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .why-header { position: static; }
}

@media (max-width: 768px) {
  .why-section { padding: 80px 0; }
  .why-header .section-title { font-size: 26px; }
}

/* ==========================================================================
   Vision Section — クリーム面
   ========================================================================== */
.vision-section {
  padding: 120px 0;
  background-color: var(--cream);
  border-bottom: 1px solid var(--border);
}

/* ==========================================================================
   Works Section — クリーム面
   ========================================================================== */
.works-section {
  padding: 120px 0;
  background-color: var(--cream);
  border-bottom: 1px solid var(--border);
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

/* Works Reels Grid */
.works-reels-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem 2rem;
}

.work-card-reels {
  background-color: var(--cream);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  transition: opacity 0.3s ease;
}

.work-card-reels:hover { opacity: 0.88; }

.reels-card-image-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--surface-warm);
}

.reels-card-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.work-card-reels:hover .reels-card-image-wrapper img {
  transform: scale(1.03);
}

/* Reels UI Overlay */
.reels-ui-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.2rem;
  background: linear-gradient(
    to bottom,
    rgba(51,51,51,0) 40%,
    rgba(51,51,51,0.6) 100%
  );
  z-index: 2;
}

.reels-play-btn {
  align-self: center;
  margin-top: auto;
  margin-bottom: auto;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,254,242,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(51,51,51,0.3);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.work-card-reels:hover .reels-play-btn { opacity: 1; }

.play-triangle {
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 6px 0 6px 12px;
  border-color: transparent transparent transparent var(--cream);
  margin-left: 2px;
}

.reels-meta-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-self: flex-end;
  flex: 1;
}

.reels-location {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 400;
  color: rgba(255,254,242,0.9);
}

.reels-username {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 400;
  color: rgba(255,254,242,0.65);
}

.reels-actions-right {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  align-self: flex-end;
}

.reels-action-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  color: var(--cream);
}

.icon-heart,
.icon-comment,
.icon-share {
  font-size: 18px;
  line-height: 1;
}

.count {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 400;
}

/* Card Content */
.card-content {
  padding: 1.5rem 0;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-category {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.card-title {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: 0.7rem;
  color: var(--text-primary);
}

.card-desc {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.5;
}

@media (max-width: 1024px) {
  .works-reels-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem 2rem;
  }
}

@media (max-width: 768px) {
  .works-section { padding: 80px 0; }
  .works-reels-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .card-content { padding: 1.2rem 0; }
}

/* ==========================================================================
   Hospitality Section — ウォームベージュ面（#f7ecdd）
   ========================================================================== */
.hospitality-section {
  padding: 120px 0;
  background-color: var(--surface-warm);
  border-bottom: 1px solid var(--border);
}

.hospitality-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 6rem;
  align-items: start;
}

.hospitality-text-side {
  position: sticky;
  top: 100px;
}

.hospitality-text-side .section-sub {
  text-align: left;
  color: var(--text-secondary);
}

.hospitality-text-side .section-title {
  text-align: left;
  font-size: 31px;
  color: var(--text-primary);
}

.hospitality-text-side .lead-text {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  margin: 2rem 0;
  color: var(--text-primary);
}

.hospitality-text-side .body-text {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.6;
}

.hospitality-cards-side {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Use Case カード — 罫線区切り */
.use-case-card {
  background-color: transparent;
  border-bottom: 1px solid var(--border);
  padding: 2.5rem 0;
  transition: color 0.3s ease;
}

.use-case-card:first-child {
  border-top: 1px solid var(--border);
}

.use-case-num {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  color: var(--teal);
  margin-bottom: 0.8rem;
  letter-spacing: 0.08em;
}

.use-case-title {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  margin-bottom: 0.7rem;
  color: var(--text-primary);
}

.use-case-card p {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .hospitality-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hospitality-text-side { position: static; }
  .hospitality-text-side .section-title { font-size: 26px; }
}

@media (max-width: 768px) {
  .hospitality-section { padding: 80px 0; }
}

/* ==========================================================================
   Audience Section — ダーク帯（#333333）
   ========================================================================== */
.audience-section {
  padding: 120px 0;
  background-color: var(--dark);
  text-align: center;
  border-bottom: 1px solid rgba(255,254,242,0.1);
}

.audience-header {
  max-width: 700px;
  margin: 0 auto 64px;
}

/* ダーク帯上のテキスト: クリームカラーで視認性を確保 */
.audience-header .section-sub {
  color: rgba(255, 254, 242, 0.6);
  letter-spacing: 0.18em;
}

.audience-header .section-title {
  color: var(--cream);
  font-size: 28px;
}

.audience-header .section-intro {
  color: rgba(255, 254, 242, 0.75);
  margin-top: 1.2rem;
}

.audience-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-bottom: 50px;
  border: 1px solid rgba(255,254,242,0.15);
}

.stat-card {
  background-color: transparent;
  border-right: 1px solid rgba(255,254,242,0.15);
  padding: 4rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: background-color 0.3s ease;
}

.stat-card:last-child { border-right: none; }

.stat-card:hover {
  background-color: rgba(255,254,242,0.04);
}

.stat-icon-wrapper {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 56px;
  height: 56px;
  margin-bottom: 1.2rem;
  color: var(--cream);
}

.stat-icon-wrapper svg { display: block; }

/* プラットフォーム名（YouTube / Instagram / TikTok） */
.stat-platform {
  display: block;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: rgba(255, 254, 242, 0.85);
  margin-bottom: 0.2rem;
}

.stat-number {
  display: block;
  font-family: var(--font-body);
  font-size: 42px;
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: 0.5rem;
  color: var(--cream);
}

.stat-unit {
  font-size: 22px;
  margin-left: 2px;
  font-family: var(--font-body);
}

.stat-label {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,254,242,0.55);
  margin-bottom: 1.2rem;
}

.stat-desc {
  font-size: 13px;
  font-weight: 400;
  color: rgba(255,254,242,0.6);
  line-height: 1.6;
}

.audience-total { margin-top: 2rem; }

.total-text {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  color: rgba(255,254,242,0.6);
}

.total-text .highlight {
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 700;
  margin-left: 10px;
  color: var(--cream);
  display: inline-flex;
  align-items: baseline;
}

.total-text .large-num {
  font-family: var(--font-serif);
  font-size: 56px;
  line-height: 1;
  margin-right: 4px;
  color: var(--cream);
}

@media (max-width: 900px) {
  .audience-stats {
    grid-template-columns: 1fr;
    border: 1px solid rgba(255,254,242,0.15);
  }
  .stat-card {
    border-right: none;
    border-bottom: 1px solid rgba(255,254,242,0.15);
  }
  .stat-card:last-child { border-bottom: none; }
}

@media (max-width: 768px) {
  .audience-section { padding: 80px 0; }
  .stat-number { font-size: 34px; }
}

/* ==========================================================================
   Process Section — クリーム面
   ========================================================================== */
.process-section {
  padding: 120px 0;
  background-color: var(--cream);
  border-bottom: 1px solid var(--border);
}

/* バッジ */
.quality-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 2rem;
}

.badge {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  border: 1px solid var(--border);
  padding: 6px 16px;
  color: var(--text-secondary);
  background-color: transparent;
  border-radius: 0;
  letter-spacing: normal;
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.badge:hover {
  background-color: var(--dark);
  color: var(--cream);
  border-color: var(--dark);
}

/* タイムライン */
.process-timeline {
  max-width: 750px;
  margin: 60px auto 0;
  position: relative;
  padding-left: 3rem;
}

.process-timeline::before {
  content: "";
  position: absolute;
  top: 0;
  left: 12px;
  width: 1px;
  height: 100%;
  background-color: var(--border);
}

.process-step {
  position: relative;
  margin-bottom: 4rem;
}

.process-step:last-child { margin-bottom: 0; }

.step-num-col {
  position: absolute;
  left: -3rem;
  top: 0;
  width: 25px;
  height: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--cream);
  z-index: 2;
}

.step-num {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  color: var(--teal);
  letter-spacing: 0.05em;
}

.step-content { padding-top: 2px; }

.step-title {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  margin-bottom: 0.7rem;
  color: var(--text-primary);
}

.step-desc {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 600px;
}

@media (max-width: 768px) {
  .process-section { padding: 80px 0; }
  .process-timeline { padding-left: 2.5rem; }
  .process-timeline::before { left: 10px; }
  .step-num-col { left: -2.5rem; }
  .process-step { margin-bottom: 3rem; }
}

/* ==========================================================================
   Pricing Section — ウォームベージュ面（#f7ecdd）
   ========================================================================== */
.pricing-section {
  padding: 120px 0;
  background-color: var(--surface-warm);
  border-bottom: 1px solid var(--border);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 60px;
  border: 1px solid var(--border);
}

.pricing-card {
  background-color: var(--cream);
  border-right: 1px solid var(--border);
  padding: 3.5rem 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: background-color 0.3s ease;
}

.pricing-card:last-child { border-right: none; }

.pricing-card:hover { background-color: var(--surface-cream-alt); }

.pricing-card.popular {
  background-color: var(--dark);
}

.pricing-card.popular:hover {
  background-color: var(--dark-alt);
}

.popular-tag {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: rgba(255,254,242,0.6);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.pricing-card-header {
  margin-bottom: 2.5rem;
  text-align: left;
}

.plan-name {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.pricing-card.popular .plan-name {
  color: var(--cream);
}

.plan-price {
  display: block;
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.pricing-card.popular .plan-price {
  color: var(--cream);
}

.plan-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.pricing-card.popular .plan-desc {
  color: rgba(255,254,242,0.7);
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-top: 1px solid var(--border);
  padding-top: 2rem;
}

.pricing-card.popular .plan-features {
  border-top-color: rgba(255,254,242,0.15);
}

.plan-features li {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-secondary);
  position: relative;
  padding-left: 1.2rem;
  line-height: 1.5;
}

.pricing-card.popular .plan-features li {
  color: rgba(255,254,242,0.7);
}

.plan-features li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--teal);
}

.pricing-notes {
  margin-top: 40px;
  text-align: center;
}

.pricing-notes p {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.pricing-notes p:last-child {
  margin-bottom: 0;
}

@media (max-width: 960px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    border: 1px solid var(--border);
  }
  .pricing-card {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .pricing-card:last-child { border-bottom: none; }
}

@media (max-width: 768px) {
  .pricing-section { padding: 80px 0; }
  .pricing-notes { margin-top: 30px; text-align: left; }
  .pricing-notes p { font-size: 12px; }
}

/* ==========================================================================
   FAQ Section — クリーム面
   ========================================================================== */
.faq-section {
  padding: 120px 0;
  background-color: var(--cream);
}

.faq-accordion {
  max-width: 750px;
  margin: 60px auto 0;
  display: flex;
  flex-direction: column;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child { border-top: 1px solid var(--border); }

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.8rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  color: var(--text-primary);
  transition: color 0.3s ease;
}

.faq-question:hover { color: var(--teal); }

.faq-icon {
  font-size: 20px;
  font-weight: 300;
  transition: transform 0.4s ease;
  color: var(--text-secondary);
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--teal);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-answer p {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.6;
  padding-bottom: 1.8rem;
}

.faq-item.active .faq-answer { max-height: 300px; }

@media (max-width: 768px) {
  .faq-section { padding: 80px 0; }
  .faq-question { padding: 1.4rem 0; font-size: 14px; }
}

/* ==========================================================================
   Contact Section — ダーク帯（#333333）
   ========================================================================== */
.contact-section {
  padding: 160px 0;
  background-color: var(--dark);
  color: var(--cream);
}

/* Works Preview (Contact) */
.contact-works-preview {
  max-width: 600px;
  margin: 0 auto 60px;
  text-align: center;
}

.preview-title {
  font-family: var(--font-body);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(255,254,242,0.5);
  margin-bottom: 1.2rem;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.preview-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.preview-item img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: 0.8;
}

.preview-name {
  font-family: var(--font-body);
  font-size: 11px;
  color: rgba(255,254,242,0.7);
}

/* Contact Header */
.contact-header {
  text-align: center;
  margin-bottom: 50px;
}

.contact-header .section-sub {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(255,254,242,0.55);
  margin-bottom: 1.2rem;
}

.contact-title {
  font-family: var(--font-serif);
  font-size: 31px;
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: normal;
  margin-bottom: 2rem;
  color: var(--cream);
}

.contact-intro {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  color: rgba(255,254,242,0.75);
  line-height: 1.8;
  max-width: 600px;
  margin: 0 auto;
}

.contact-intro p {
  margin-bottom: 1.2rem;
}

.contact-intro p:last-child {
  margin-bottom: 0;
}

/* Form */
.contact-form-wrapper {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 2rem;
  text-align: left;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 14px;
  margin-bottom: 0.5rem;
  color: rgba(255,254,242,0.9);
}

.required, .optional {
  font-family: var(--font-body);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 2px;
}

.required {
  background-color: rgba(255,254,242,0.1);
  color: rgba(255,254,242,0.9);
  border: 1px solid rgba(255,254,242,0.3);
}

.optional {
  background-color: transparent;
  color: rgba(255,254,242,0.5);
  border: 1px solid rgba(255,254,242,0.3);
}

.form-group input,
.form-group textarea,
.select-wrapper select {
  width: 100%;
  background-color: transparent;
  border: none;
  border-bottom: 1px solid rgba(255,254,242,0.3);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 16px;
  padding: 12px 0;
  border-radius: 0;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.select-wrapper select:focus {
  outline: none;
  border-bottom-color: var(--cream);
}

.form-group textarea {
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255,254,242,0.3);
  font-size: 14px;
}

.select-wrapper {
  position: relative;
}

.select-wrapper::after {
  content: "▼";
  font-size: 10px;
  color: rgba(255,254,242,0.5);
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.select-wrapper select {
  appearance: none;
  padding-right: 20px;
  cursor: pointer;
}

.select-wrapper select option {
  background-color: var(--dark-alt);
  color: var(--cream);
}

.form-submit {
  text-align: center;
  margin-top: 3rem;
}

.form-submit-btn {
  width: 100%;
  max-width: 280px;
  padding: 16px;
  font-size: 15px;
}

/* Success Message */
.form-success-message {
  text-align: center;
  padding: 40px 0;
  border-top: 1px solid rgba(255,254,242,0.1);
  border-bottom: 1px solid rgba(255,254,242,0.1);
  animation: fadeIn 0.5s ease forwards;
}

.success-title {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--cream);
  margin-bottom: 1rem;
}

.success-text {
  font-family: var(--font-body);
  font-size: 14px;
  color: rgba(255,254,242,0.7);
  line-height: 1.6;
}

.success-text a {
  color: var(--cream);
  text-decoration: underline;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .contact-section { padding: 100px 0; }
  .contact-title { font-size: 24px; }
  .preview-grid { gap: 0.5rem; }
  .preview-name { font-size: 10px; }
  .form-submit-btn { width: 100%; max-width: none; }
}

/* ==========================================================================
   Footer — ダーク（#333333）+ #fffef2 テキスト
   ========================================================================== */
.site-footer {
  padding: 64px 0;
  background-color: var(--dark);
  color: var(--cream);
  border-top: 1px solid rgba(255,254,242,0.1);
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 2.5rem;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  row-gap: 3rem;
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-logo {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 700;       /* フッター見出しのみ bold — Aesop ルール */
  letter-spacing: 0.08em;
  color: var(--cream);
  text-transform: uppercase;
}

.footer-logo:hover { color: var(--teal); }

.footer-concept {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255,254,242,0.55);
}

.footer-links {
  display: flex;
  justify-content: flex-end;
}

.social-links {
  display: flex;
  gap: 2rem;
}

.social-links a {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: 0.05em;
  color: var(--cream);
  text-transform: uppercase;
  transition: color 0.3s ease;
}

.social-links a:hover { color: var(--teal); }

.footer-bottom {
  grid-column: span 2;
  border-top: 1px solid rgba(255,254,242,0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.copyright {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  color: rgba(255,254,242,0.4);
}

@media (max-width: 768px) {
  .site-footer { padding: 50px 0; }
  .footer-container {
    grid-template-columns: 1fr;
    row-gap: 2.5rem;
  }
  .footer-links { justify-content: flex-start; }
  .social-links { gap: 1.5rem; }
  .footer-bottom { grid-column: span 1; }
}

/* ==========================================================================
   Animations & Fade-in
   ========================================================================== */
.fade-in-trigger {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1),
              transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

/* ==========================================================================
   Mobile Utilities
   ========================================================================== */
@media (max-width: 768px) {
  .pc-only-break { display: none; }

  .hero-video-section,
  .video-container {
    width: 100vw;
    overflow: hidden;
  }
}

/* ==========================================================================
   YouTube Modal
   ========================================================================== */
.youtube-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}

.youtube-modal.is-active {
  display: flex;
}

.youtube-modal-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.85); /* 半透明の黒オーバーレイ */
  backdrop-filter: blur(5px);
  cursor: pointer;
}

.youtube-modal-wrapper {
  position: relative;
  z-index: 1001;
  width: 90%;
  max-width: 400px;
  animation: modalFadeIn 0.3s ease;
}

@media (min-width: 768px) {
  .youtube-modal-wrapper {
    max-width: 450px;
  }
}

.youtube-modal-content {
  width: 100%;
  aspect-ratio: 9 / 16;
  background: #000;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.youtube-modal-close {
  position: absolute;
  top: -40px;
  right: -10px;
  background: none;
  border: none;
  color: #fff;
  font-size: 36px;
  line-height: 1;
  cursor: pointer;
  padding: 4px;
}

@media (max-width: 768px) {
  .youtube-modal-close {
    top: -45px;
    right: 0px;
  }
}

.youtube-video-container {
  width: 100%;
  height: 100%;
}

.youtube-video-container iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}