/* ===========================
   ミライ★ライター倶楽部
   カラーパレット: さわやかミントグリーン
   白ベース × ミントアクセント × ダークテキスト
=========================== */

:root {
  /* ベースカラー */
  --bg:          #F4FBF8;       /* ごく薄いミント白 */
  --bg-section:  #EDFAF4;       /* セクション交互背景 */
  --bg-card:     #FFFFFF;       /* カード白 */
  --bg-nav:      rgba(255,255,255,0.92);

  /* ミントパレット */
  --mint:        #2DD4A0;       /* メインミント（さわやか） */
  --mint-deep:   #1EB888;       /* 少し深め */
  --mint-dark:   #12906C;       /* ダーク（見出し） */
  --mint-light:  #A7F0D9;       /* 薄いミント */
  --mint-pale:   #E8FAF4;       /* 極淡ミント（背景塗り） */
  --mint-border: rgba(45,212,160,0.25);

  /* テキスト */
  --text-dark:   #1A2E27;       /* メインテキスト（ダークグリーン） */
  --text-mid:    #4A7A68;       /* サブテキスト */
  --text-light:  #88BAA8;       /* ミュートテキスト */

  /* アクセント */
  --accent:      #FF7A5C;       /* コーラルオレンジ（CTAのみ） */
  --accent-pale: #FFF0EC;
  --gold:        #F5A623;

  /* シャドウ（ネオンなし・自然な影） */
  --shadow-sm:   0 2px 12px rgba(45,212,160,0.10);
  --shadow-md:   0 8px 32px rgba(45,212,160,0.14);
  --shadow-lg:   0 20px 60px rgba(45,212,160,0.18);
  --shadow-card: 0 4px 24px rgba(26,46,39,0.08);

  --radius:    20px;
  --radius-sm: 10px;
}

/* ===========================
   リセット & ベース
=========================== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--bg);
  color: var(--text-dark);
  overflow-x: hidden;
  line-height: 1.75;
}

/* パーティクルキャンバス */
#particles-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
}

/* ===========================
   ナビゲーション
=========================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all 0.35s ease;
  background: transparent;
}

.navbar.scrolled {
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 2px 20px rgba(45,212,160,0.12);
  border-bottom: 1.5px solid var(--mint-border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--text-dark);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.logo-star {
  color: var(--mint);
  font-size: 1.3rem;
  animation: pulse-star 3s ease-in-out infinite;
}

@keyframes pulse-star {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50%       { transform: scale(1.18) rotate(8deg); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  color: var(--text-mid);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  transition: color 0.25s;
  letter-spacing: 0.04em;
}

.nav-links a:hover { color: var(--mint-dark); }

.nav-cta {
  background: var(--mint) !important;
  color: #fff !important;
  padding: 9px 22px !important;
  border-radius: 100px !important;
  font-weight: 900 !important;
  box-shadow: var(--shadow-sm) !important;
  transition: all 0.25s !important;
}

.nav-cta:hover {
  background: var(--mint-deep) !important;
  box-shadow: var(--shadow-md) !important;
  transform: translateY(-2px) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--mint-dark);
  border-radius: 2px;
  transition: all 0.3s;
}

/* モバイルメニュー */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(244,251,248,0.97);
  backdrop-filter: blur(12px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.mobile-menu.open { display: flex; }

.mobile-menu ul { list-style: none; text-align: center; }

.mobile-menu ul li { margin: 22px 0; }

.mobile-menu ul li a {
  color: var(--text-dark);
  text-decoration: none;
  font-size: 1.7rem;
  font-weight: 900;
  transition: color 0.25s;
}

.mobile-menu ul li a:hover { color: var(--mint); }

/* ===========================
   ヒーローセクション
=========================== */
/* ヒーローのtop paddingをロゴ分確保 */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 160px 80px 80px;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  gap: 48px;
}

/* 背景の大きな円 */
.hero::before {
  content: '';
  position: absolute;
  top: 5%;
  right: -10%;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--mint-light) 0%, transparent 70%);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  flex: 1;
  max-width: 560px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--mint-pale);
  border: 1.5px solid var(--mint-border);
  color: var(--mint-dark);
  padding: 7px 18px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 28px;
  letter-spacing: 0.04em;
  animation: fadeInDown 0.6s ease both;
}

.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.2;
  color: var(--text-dark);
  margin-bottom: 26px;
  animation: fadeInUp 0.7s ease 0.2s both;
}

.mint-glow {
  color: var(--mint-dark);
  position: relative;
  display: inline-block;
}

/* 下線アクセント */
.mint-glow::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--mint), var(--mint-light));
  border-radius: 4px;
  opacity: 0.7;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-mid);
  margin-bottom: 40px;
  line-height: 1.85;
  animation: fadeInUp 0.7s ease 0.4s both;
}

.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.7s ease 0.6s both;
}

/* メインCTAボタン（コーラルオレンジ） */
.btn-mint {
  background: var(--mint);
  color: #fff;
  padding: 15px 34px;
  border-radius: 100px;
  font-weight: 900;
  font-size: 1rem;
  text-decoration: none;
  box-shadow: var(--shadow-md);
  transition: all 0.25s;
  display: inline-block;
  letter-spacing: 0.04em;
}

.btn-mint:hover {
  background: var(--mint-deep);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.btn-mint.large {
  padding: 18px 52px;
  font-size: 1.1rem;
}

.btn-outline {
  background: transparent;
  color: var(--mint-dark);
  padding: 15px 34px;
  border-radius: 100px;
  font-weight: 900;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid var(--mint);
  transition: all 0.25s;
  display: inline-block;
  letter-spacing: 0.04em;
}

.btn-outline:hover {
  background: var(--mint-pale);
  border-color: var(--mint-deep);
  transform: translateY(-3px);
}

.hero-scroll {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 52px;
  color: var(--text-light);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  animation: fadeIn 1s ease 1s both;
}

.scroll-line {
  width: 56px; height: 1px;
  background: linear-gradient(to right, var(--mint), transparent);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--mint);
  animation: scrollLine 2.5s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { left: -100%; }
  100% { left: 100%; }
}

/* マスコット */
.hero-mascot {
  flex-shrink: 0;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeInRight 0.8s ease 0.3s both;
}

/* 円リングは非表示 */
.mascot-ring { display: none; }

.koala-svg {
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 12px 32px rgba(45,212,160,0.18));
  animation: float 5s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-14px); }
}

/* ===========================
   数字バー
=========================== */
.stats-bar {
  position: relative;
  z-index: 1;
  background: #fff;
  border-top: 1.5px solid var(--mint-border);
  border-bottom: 1.5px solid var(--mint-border);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
}

.stats-inner {
  max-width: 400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}

.stat-item {
  text-align: center;
  padding: 0 40px;
}

.stat-num {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  font-weight: 900;
  color: var(--mint-dark);
  font-family: 'Zen Kaku Gothic New', 'Noto Sans JP', sans-serif;
  line-height: 1;
}

.stat-unit {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--mint);
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-top: 8px;
  letter-spacing: 0.04em;
}

.stat-divider {
  width: 1px; height: 48px;
  background: var(--mint-border);
  flex-shrink: 0;
}

/* ===========================
   セクション共通
=========================== */
section { position: relative; z-index: 1; }

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  font-size: 0.73rem;
  font-weight: 900;
  letter-spacing: 0.28em;
  color: var(--mint-dark);
  background: var(--mint-pale);
  border: 1.5px solid var(--mint-border);
  padding: 5px 18px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(1.7rem, 3.5vw, 2.6rem);
  font-weight: 900;
  color: var(--text-dark);
  line-height: 1.3;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-mid);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.85;
}

/* ===========================
   Aboutセクション
=========================== */
.about {
  padding: 110px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.about-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
  margin-bottom: 64px;
}

.about-card {
  background: var(--bg-card);
  border: 1.5px solid #E8F5F0;
  border-radius: var(--radius);
  padding: 38px 28px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--mint), var(--mint-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
  border-radius: 4px 4px 0 0;
}

.about-card:hover::before { transform: scaleX(1); }

.about-card:hover {
  border-color: var(--mint-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
}

.about-icon { font-size: 2.4rem; margin-bottom: 16px; }

.about-card h3 {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.about-card p {
  color: var(--text-mid);
  font-size: 0.93rem;
  line-height: 1.75;
}

/* フロー */
.about-flow {
  background: var(--bg-card);
  border: 1.5px solid #E8F5F0;
  border-radius: var(--radius);
  padding: 52px 44px;
  box-shadow: var(--shadow-card);
}

.flow-title {
  text-align: center;
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 40px;
}

.flow-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

.flow-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--mint-pale);
  border: 1.5px solid var(--mint-border);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  flex: 1;
  min-width: 155px;
  max-width: 200px;
}

.step-num {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--mint);
  line-height: 1;
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 0.92rem;
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 5px;
}

.step-content p {
  font-size: 0.78rem;
  color: var(--text-mid);
  line-height: 1.5;
}

.flow-arrow {
  font-size: 1.4rem;
  color: var(--mint-light);
  flex-shrink: 0;
}

/* ===========================
   レッスンセクション
=========================== */
.lessons {
  padding: 110px 24px;
  background: var(--bg-section);
}

.lessons > * {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.lessons .section-header {
  max-width: 1100px;
  margin: 0 auto 64px;
}

.lessons-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.lesson-card {
  background: var(--bg-card);
  border: 1.5px solid #E8F5F0;
  border-radius: var(--radius);
  padding: 40px 32px;
  position: relative;
  transition: all 0.3s;
  box-shadow: var(--shadow-card);
}

.lesson-card.featured {
  border-color: var(--mint);
  box-shadow: var(--shadow-md);
  background: linear-gradient(160deg, #fff 60%, var(--mint-pale));
}

.lesson-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--mint);
}

.lesson-badge {
  position: absolute;
  top: -15px; left: 32px;
  background: var(--mint);
  color: #fff;
  padding: 5px 18px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 900;
  box-shadow: var(--shadow-sm);
  letter-spacing: 0.04em;
}

.lesson-icon { font-size: 2.4rem; margin-bottom: 16px; }

.lesson-name {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.lesson-target {
  font-size: 0.82rem;
  color: var(--mint-dark);
  font-weight: 700;
  margin-bottom: 16px;
  background: var(--mint-pale);
  display: inline-block;
  padding: 3px 12px;
  border-radius: 100px;
  border: 1.5px solid var(--mint-border);
}

.lesson-price {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 14px 0 16px;
  padding: 12px 18px;
  background: var(--mint-pale);
  border-radius: 10px;
  border-left: 4px solid var(--mint);
}

.price-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--mint-deep);
  background: var(--mint);
  color: #fff;
  padding: 2px 8px;
  border-radius: 20px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.price-amount {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--text-dark);
  letter-spacing: -0.02em;
}

.price-unit {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-mid);
}

.lesson-desc {
  color: var(--text-mid);
  font-size: 0.93rem;
  line-height: 1.75;
  margin-bottom: 24px;
}

.lesson-features { list-style: none; margin-bottom: 28px; }

.lesson-features li {
  color: var(--text-dark);
  font-size: 0.88rem;
  padding: 7px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid #EDF7F3;
}

.check { color: var(--mint); font-weight: 900; font-size: 1rem; }

.btn-lesson {
  display: block;
  text-align: center;
  background: var(--mint-pale);
  color: var(--mint-dark);
  border: 1.5px solid var(--mint);
  padding: 13px;
  border-radius: var(--radius-sm);
  font-weight: 900;
  text-decoration: none;
  transition: all 0.25s;
  font-size: 0.93rem;
  letter-spacing: 0.03em;
}

.lesson-card.featured .btn-lesson {
  background: var(--mint);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.btn-lesson:hover {
  background: var(--mint);
  color: #fff;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ===========================
   ターゲットセクション
=========================== */
.target {
  padding: 110px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.target-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 64px;
}

.target-item {
  background: var(--bg-card);
  border: 1.5px solid #E8F5F0;
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: all 0.3s;
  box-shadow: var(--shadow-card);
}

.target-item:hover {
  border-color: var(--mint);
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}

.target-icon { font-size: 2.4rem; margin-bottom: 12px; }

.target-item p {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.65;
}

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

.target-cta-text {
  font-size: clamp(1.4rem, 2.8vw, 1.9rem);
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 32px;
}

/* ===========================
   受講生の声セクション
=========================== */
/* =============================
   講師紹介セクション
   ============================= */
.instructor {
  padding: 110px 24px;
  background: #fff;
}

.instructor-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 72px;
  align-items: center;
}

.instructor-text .section-tag {
  display: inline-block;
  background: var(--mint-pale);
  color: var(--mint-dark);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 18px;
}

.instructor-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 28px;
  line-height: 1.2;
}

.instructor-bio {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 36px;
}

.instructor-bio p {
  font-size: 0.97rem;
  color: var(--text-mid);
  line-height: 1.9;
}

.btn-instructor {
  display: inline-block;
  background: var(--mint);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  padding: 14px 36px;
  border-radius: 50px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}

.btn-instructor:hover {
  background: var(--mint-deep);
  transform: translateY(-2px);
}

.instructor-photo-wrap {
  width: 100%;
}

.instructor-photo {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: center 20%;
  border-radius: 20px;
  box-shadow: 0 12px 48px rgba(45,212,160,0.12), 0 2px 12px rgba(0,0,0,0.08);
  display: block;
}

@media (max-width: 900px) {
  .instructor-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .instructor-photo-wrap {
    order: -1;
  }
  .instructor-photo {
    height: 340px;
    object-position: center 20%;
  }
}

/* ============================= */

/* =============================
   チーム紹介セクション
   ============================= */
.team {
  padding: 110px 24px;
  background: #fff;
}

.team-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.team-card {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 28px;
  background: var(--bg-section);
  border: 1.5px solid #E8F5F0;
  border-radius: 16px;
  padding: 24px;
  transition: transform 0.25s, box-shadow 0.25s;
}

.team-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(45,212,160,0.13);
}

.team-photo {
  width: 140px;
  height: 140px;
  object-fit: cover;
  object-position: center 20%;
  border-radius: 10px;
  flex-shrink: 0;
  display: block;
}

.team-info {
  flex: 1;
  text-align: left;
}

.team-role {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 20px;
  background: var(--mint-pale);
  color: var(--mint-dark);
  margin-bottom: 8px;
}

.team-role--special {
  background: #FFF8E7;
  color: #B8860B;
}

.team-role--assist {
  background: #F0F4FF;
  color: #5566AA;
}

.team-name {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.team-bio {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.85;
}

@media (max-width: 600px) {
  .team-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .team-info {
    text-align: center;
  }
  .team-photo {
    width: 120px;
    height: 120px;
  }
}

/* ============================= */

/* =============================
   学びのステップ
   ============================= */
.steps {
  padding: 100px 24px;
  background: var(--bg-section);
}

.steps-row {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.step-item {
  flex: 1;
  background: #fff;
  border-radius: 16px;
  padding: 32px 24px;
  border: 1.5px solid #E8F5F0;
  text-align: center;
}

.step-num-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--mint);
  color: #fff;
  font-size: 1rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.step-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.step-sub {
  font-size: 0.78rem;
  color: var(--mint-deep);
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}

.step-desc {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.8;
}

.step-arrow {
  font-size: 1.8rem;
  color: var(--mint);
  font-weight: 700;
  margin-top: 60px;
  flex-shrink: 0;
}

@media (max-width: 700px) {
  .steps-row {
    flex-direction: column;
    align-items: center;
  }
  .step-arrow {
    transform: rotate(90deg);
    margin: 0;
  }
}

/* =============================
   レッスン カード追加スタイル
   ============================= */
.lesson-num {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--mint);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.lesson-freq {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--mint-dark);
  background: var(--mint-pale);
  border: 1.5px solid var(--mint-border);
  padding: 2px 10px;
  border-radius: 20px;
  margin-left: 8px;
  vertical-align: middle;
  letter-spacing: 0.04em;
}

.lesson-btns {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.lesson-online-note {  font-size: 0.82rem;
  color: var(--mint-dark);
  font-weight: 700;
  background: var(--mint-pale);
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 14px;
}

.lesson-tagline {
  font-size: 0.88rem;
  color: var(--text-mid);
  margin-bottom: 14px;
  font-style: italic;
}

.lesson-card--featured {
  border-color: var(--mint);
  box-shadow: 0 8px 32px rgba(45,212,160,0.18);
  position: relative;
}

.lesson-featured-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--mint);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 18px;
  border-radius: 20px;
  white-space: nowrap;
}

.btn-lesson--featured {
  background: var(--mint);
  color: #fff;
}

.btn-lesson--featured:hover {
  background: var(--mint-deep);
}

/* =============================
   MINT紹介セクション
   ============================= */
.mint-intro {
  padding: 100px 24px;
  background: #fff;
}

.mint-intro-body {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  gap: 56px;
  align-items: flex-start;
}

.mint-intro-covers {
  display: flex;
  gap: 20px;
  flex-shrink: 0;
}

.mint-intro-text {
  flex: 1;
}

.mint-intro-heading {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 16px;
  line-height: 1.5;
}

.mint-intro-text p {
  font-size: 0.93rem;
  color: var(--text-mid);
  line-height: 1.9;
  margin-bottom: 12px;
}

.mint-intro-points {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mint-intro-points li {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
}

@media (max-width: 768px) {
  .mint-intro-body {
    flex-direction: column;
    align-items: center;
  }
}

/* =============================
   CTAセクション
   ============================= */
.cta-section {
  padding: 90px 24px;
  background: var(--mint-pale);
  text-align: center;
}

.cta-inner {
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 16px;
}

.cta-desc {
  font-size: 1rem;
  color: var(--text-mid);
  margin-bottom: 32px;
}

/* ============================= */

.voice {
  padding: 110px 24px;
  background: var(--bg-section);
}

.voice .section-header {
  max-width: 1100px;
  margin: 0 auto 64px;
}

.voice-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
@media (max-width: 768px) {
  .voice-grid {
    grid-template-columns: 1fr;
  }
}

.voice-card {
  background: var(--bg-card);
  border: 1.5px solid #E8F5F0;
  border-radius: var(--radius);
  padding: 34px;
  transition: all 0.3s;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

/* 左ボーダーアクセント */
.voice-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: linear-gradient(180deg, var(--mint), var(--mint-light));
  border-radius: 4px 0 0 4px;
}

.voice-card:hover {
  border-color: var(--mint-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}

.voice-stars {
  color: var(--gold);
  font-size: 1.05rem;
  margin-bottom: 16px;
}

.voice-text {
  color: var(--text-dark);
  font-size: 0.93rem;
  line-height: 1.85;
  margin-bottom: 24px;
}

.voice-info {
  display: flex;
  align-items: center;
  gap: 14px;
}

.voice-avatar {
  width: 46px; height: 46px;
  background: var(--mint-pale);
  border: 1.5px solid var(--mint-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.voice-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-dark);
}

.voice-period {
  font-size: 0.78rem;
  color: var(--text-light);
  margin-top: 2px;
}

/* ===========================
   お問い合わせセクション
=========================== */
.contact {
  padding: 110px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.contact-wrap {
  max-width: 680px;
  margin: 0 auto;
}

.gform-wrap {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(45,212,160,0.10), 0 1px 6px rgba(0,0,0,0.06);
  padding: 8px;
}

.contact-form {
  background: var(--bg-card);
  border: 1.5px solid #E8F5F0;
  border-radius: var(--radius);
  padding: 52px 44px;
  box-shadow: var(--shadow-card);
}

.form-group { margin-bottom: 24px; }

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.required {
  background: var(--mint);
  color: #fff;
  font-size: 0.68rem;
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 900;
  margin-left: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1.5px solid #D4EDE6;
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text-dark);
  font-size: 0.93rem;
  font-family: 'Noto Sans JP', sans-serif;
  transition: all 0.25s;
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-light); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--mint);
  box-shadow: 0 0 0 3px rgba(45,212,160,0.12);
  background: #fff;
}

.form-group select option { background: #fff; color: var(--text-dark); }

.btn-submit {
  width: 100%;
  background: var(--mint);
  color: #fff;
  border: none;
  padding: 17px 32px;
  border-radius: 100px;
  font-size: 1.02rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all 0.25s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-family: 'Noto Sans JP', sans-serif;
  letter-spacing: 0.05em;
}

.btn-submit:hover {
  background: var(--mint-deep);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.btn-icon { font-size: 1.1rem; transition: transform 0.25s; }

.btn-submit:hover .btn-icon { transform: translateX(6px); }

/* 送信成功 */
.contact-success {
  background: var(--bg-card);
  border: 1.5px solid var(--mint);
  border-radius: var(--radius);
  padding: 68px 44px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.success-icon { font-size: 4rem; margin-bottom: 24px; }

.contact-success h3 {
  font-size: 1.45rem;
  font-weight: 900;
  color: var(--mint-dark);
  margin-bottom: 16px;
}

.contact-success p {
  color: var(--text-mid);
  line-height: 1.85;
  margin-bottom: 32px;
}

/* ===========================
   フッター
=========================== */
.footer {
  background: #F4FBF8;
  border-top: 1.5px solid var(--mint-border);
  padding: 64px 24px 36px;
  position: relative;
  z-index: 1;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.footer-copy {
  color: var(--text-mid);
  font-size: 0.88rem;
  margin-bottom: 32px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-mid);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 700;
  transition: color 0.25s;
}

.footer-links a:hover { color: var(--mint-dark); }

.copyright {
  color: var(--text-light);
  font-size: 0.78rem;
}

/* ===========================
   MINT制作コース（法人向け）
=========================== */
.mint-program {
  padding: 110px 24px;
  background: var(--bg-section);
}

.mint-program .section-header {
  max-width: 1100px;
  margin: 0 auto 56px;
}

.mint-card {
  max-width: 860px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1.5px solid var(--mint-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.mint-card-header {
  background: linear-gradient(135deg, var(--mint-dark), var(--mint));
  padding: 28px 40px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.mint-label {
  background: rgba(255,255,255,0.25);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  padding: 4px 14px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.4);
  white-space: nowrap;
}

.mint-title {
  font-size: 1.6rem;
  font-weight: 900;
  color: #fff;
  margin: 0;
}

.mint-card-body {
  padding: 40px 40px 44px;
}

.mint-desc {
  font-size: 1rem;
  color: var(--text-mid);
  line-height: 1.85;
  margin-bottom: 36px;
}

.mint-steps {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.mint-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--mint-pale);
  border: 1.5px solid var(--mint-border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  flex: 1;
  min-width: 160px;
}

.mint-step-num {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--mint);
  line-height: 1;
  flex-shrink: 0;
}

.mint-step-content h4 {
  font-size: 0.92rem;
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.mint-step-content p {
  font-size: 0.8rem;
  color: var(--text-mid);
  line-height: 1.5;
}

.mint-step-arrow {
  font-size: 1.3rem;
  color: var(--mint-light);
  flex-shrink: 0;
}

.mint-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.mint-tag {
  background: var(--mint-pale);
  border: 1.5px solid var(--mint-border);
  color: var(--mint-dark);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 100px;
}

.mint-works {
  margin: 28px 0 32px;
  padding: 24px 28px;
  background: var(--mint-pale);
  border-radius: 14px;
  border: 1.5px solid rgba(45,212,160,0.2);
}

.mint-works-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--mint-dark);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.mint-works-list {
  display: flex;
  flex-direction: row;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
}

.mint-work-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.mint-work-item a {
  display: block;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
  transition: transform 0.2s, box-shadow 0.2s;
}

.mint-work-item a:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px rgba(45,212,160,0.22);
}

.mint-work-caption {
  font-size: 0.8rem;
  color: var(--text-mid);
  text-align: center;
  margin: 0;
}

@media (max-width: 600px) {
  .mint-works-list {
    flex-direction: column;
    align-items: center;
  }
}

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

@media (max-width: 700px) {
  .mint-card-header { padding: 22px 24px; flex-direction: column; align-items: flex-start; gap: 10px; }
  .mint-card-body   { padding: 28px 20px 32px; }
  .mint-steps       { flex-direction: column; }
  .mint-step        { min-width: 100%; }
  .mint-step-arrow  { transform: rotate(90deg); align-self: center; }
}

/* ===========================
   ナビロゴ（テキスト）
=========================== */
.nav-logo-text {
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--text-dark);
  letter-spacing: 0.02em;
}

/* ===========================
   ヒーローロゴ（大きく表示）
=========================== */
.hero-logo-wrap {
  margin-bottom: 28px;
  animation: fadeInDown 0.6s ease both;
}

.hero-logo-img {
  width: 320px;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
  border: none;
}

/* ===========================
   フッターロゴ
=========================== */
.footer-logo-img {
  width: 240px;
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto 8px;
  object-fit: contain;
  background: transparent;
  padding: 0;
  border-radius: 0;
  box-shadow: none;
  border: none;
}

/* ===========================
   コアライラスト（白背景カード風）
=========================== */
.koala-img-wrap {
  animation: float 5s ease-in-out infinite;
  background: transparent;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
  border: none;
  display: inline-block;
}

.koala-img {
  width: 260px;
  height: auto;
  display: block;
  object-fit: contain;
}

/* ===========================
   アニメーション
=========================== */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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

/* ===========================
   レスポンシブ
=========================== */
@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 110px 32px 64px;
  }

  .hero::before { display: none; }

  .hero-btns { justify-content: center; }
  .hero-scroll { justify-content: center; }

  .hero-mascot { width: 240px; height: 295px; }

  .nav-links  { display: none; }
  .hamburger  { display: flex; }

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

  .flow-steps { flex-direction: column; align-items: center; }

  .flow-step { max-width: 100%; width: 100%; }

  .flow-arrow { transform: rotate(90deg); }

  .stat-divider { display: none; }
}

@media (max-width: 580px) {
  .hero { padding: 96px 20px 52px; }

  .about-flow  { padding: 32px 20px; }
  .contact-form { padding: 32px 20px; }

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

  .stats-inner { gap: 20px; }
  .stat-item   { min-width: 110px; }
}