/* ========================================
   リセット & ベース設定
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 知的で品のあるカラーパレット */
    --primary-color: #2563EB;      /* 深い青 - 信頼感と知性 */
    --primary-dark: #1E40AF;
    --primary-light: #3B82F6;
    --secondary-color: #7C3AED;    /* 紫 - 高級感と創造性 */
    --secondary-dark: #6D28D9;
    --accent-color: #F59E0B;       /* アンバー - エネルギーと行動 */
    --accent-gold: #FCD34D;
    --success-color: #10B981;      /* グリーン - 成功と成長 */
    
    --dark-bg: #0F172A;            /* 濃紺 - 深みと安定感 */
    --darker-bg: #020617;
    --light-bg: #F8FAFC;
    --white: #FFFFFF;
    
    --text-dark: #1E293B;
    --text-light: #FFFFFF;
    --text-gray: #64748B;
    --text-muted: #94A3B8;
    
    /* エレガントなグラデーション */
    --gradient-primary: linear-gradient(135deg, #2563EB 0%, #3B82F6 50%, #7C3AED 100%);
    --gradient-secondary: linear-gradient(135deg, #7C3AED 0%, #8B5CF6 100%);
    --gradient-accent: linear-gradient(135deg, #F59E0B 0%, #FCD34D 100%);
    --gradient-dark: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(37, 99, 235, 0.95) 0%, rgba(124, 58, 237, 0.9) 100%);
    
    /* 洗練されたシャドウ */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 30px rgba(37, 99, 235, 0.3);
    --shadow-glow-accent: 0 0 30px rgba(245, 158, 11, 0.3);
    
    /* タイポグラフィ */
    --font-primary: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Bebas Neue', cursive;
    
    /* スペーシング */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.75;
    overflow-x: hidden;
    background: var(--light-bg);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ========================================
   タイポグラフィ - 知的な印象
   ======================================== */
.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    text-align: center;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--text-gray);
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 500;
}

.lead {
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.large-text {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    line-height: 1.9;
    margin-bottom: 1.5rem;
    text-align: center;
}

.extra-large-text {
    font-size: clamp(1.5rem, 3.5vw, 2.2rem);
    line-height: 1.5;
    font-weight: 700;
}

.emphasis {
    font-weight: 700;
    color: var(--primary-color);
}

.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

/* ========================================
   セクション
   ======================================== */
.section {
    padding: clamp(4rem, 10vw, 8rem) 0;
    position: relative;
}

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

.section-dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(124, 58, 237, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.section-gradient {
    background: linear-gradient(180deg, 
        rgba(37, 99, 235, 0.03) 0%, 
        rgba(124, 58, 237, 0.05) 50%,
        rgba(37, 99, 235, 0.03) 100%);
}

.section-serious {
    background: var(--dark-bg);
    color: var(--text-light);
    position: relative;
    overflow: hidden;
}

.section-serious::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 30%, rgba(124, 58, 237, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(37, 99, 235, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.section-final {
    background: var(--gradient-overlay);
    color: var(--text-light);
    position: relative;
    overflow: hidden;
}

.section-final::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

/* ========================================
   ヒーローセクション - プレミアム感
   ======================================== */
.hero {
    position: relative;
    min-height: 75vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-dark);
    color: var(--text-light);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.2) 0%, transparent 60%),
        radial-gradient(circle at 80% 80%, rgba(124, 58, 237, 0.2) 0%, transparent 60%),
        radial-gradient(circle at 50% 20%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
    0% {
        opacity: 0.5;
    }
    100% {
        opacity: 1;
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.3);
    backdrop-filter: blur(2px);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    margin-bottom: 3rem;
    opacity: 0.95;
    line-height: 1.8;
    font-weight: 400;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2.5rem;
}

/* ========================================
   ボタン - プレミアムデザイン
   ======================================== */
.btn {
    display: inline-block;
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    border: none;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-light);
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--white);
    transform: translateY(-4px);
}

.btn-large {
    padding: 1.4rem 3.5rem;
    font-size: 1.2rem;
    border-radius: 14px;
}

.btn-block {
    display: block;
    width: 100%;
}

/* エレガントなパルスアニメーション */
@keyframes elegantPulse {
    0%, 100% {
        box-shadow: var(--shadow-md);
        transform: scale(1);
    }
    50% {
        box-shadow: var(--shadow-xl), 0 0 40px rgba(37, 99, 235, 0.4);
        transform: scale(1.03);
    }
}

.pulse {
    animation: elegantPulse 3s ease-in-out infinite;
}

/* ========================================
   問題提起セクション
   ======================================== */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
}

.problem-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
    position: relative;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 24px 24px 0 0;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.problem-card:hover {
    transform: translateY(-12px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.problem-card:hover::before {
    opacity: 1;
}

.problem-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

.problem-card h3 {
    font-size: 1.25rem;
    line-height: 1.7;
    font-weight: 600;
}

/* ========================================
   ソリューションセクション
   ======================================== */
.solution-content {
    max-width: 950px;
    margin: 0 auto;
}

.solution-box {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(124, 58, 237, 0.05) 100%);
    border-left: 5px solid var(--primary-color);
    border-radius: 16px;
    padding: 3rem;
    margin: 3rem 0;
    box-shadow: var(--shadow-md);
}

.solution-box h3 {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

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

.checklist li {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    padding-left: 0;
    line-height: 1.8;
}

/* ========================================
   プランカード - プレミアムデザイン
   ======================================== */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
}

.plan-card {
    background: var(--white);
    border-radius: 24px;
    padding: 3rem 2.5rem;
    box-shadow: var(--shadow-lg);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.plan-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--gradient-primary);
    opacity: 0.8;
}

.plan-card:hover {
    transform: translateY(-16px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.plan-featured {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
    z-index: 2;
}

.plan-featured::before {
    height: 8px;
    background: var(--gradient-primary);
}

.plan-featured:hover {
    transform: translateY(-16px) scale(1.07);
}

.plan-premium {
    background: linear-gradient(135deg, #1E293B 0%, #334155 100%);
    color: white;
    border: 3px solid var(--accent-gold);
}

.plan-premium::before {
    background: var(--gradient-accent);
}

.plan-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 0.6rem 1.8rem;
    border-radius: 24px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.badge-popular {
    background: var(--gradient-accent);
    color: var(--text-dark);
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.badge-premium {
    background: var(--gradient-accent);
    color: var(--text-dark);
}

.plan-name {
    font-size: 2.2rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.plan-price {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid rgba(37, 99, 235, 0.1);
}

.plan-premium .plan-price {
    border-color: rgba(252, 211, 77, 0.2);
}

.price-amount {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--primary-color);
    letter-spacing: -0.02em;
}

.plan-premium .price-amount {
    color: var(--accent-gold);
}

.price-period {
    font-size: 1.2rem;
    color: var(--text-gray);
    font-weight: 500;
}

.plan-premium .price-period {
    color: rgba(255, 255, 255, 0.7);
}

.plan-goal {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(124, 58, 237, 0.08) 100%);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    margin-bottom: 2rem;
    border: 1px solid rgba(37, 99, 235, 0.15);
}

.plan-premium .plan-goal {
    background: linear-gradient(135deg, rgba(252, 211, 77, 0.15) 0%, rgba(245, 158, 11, 0.15) 100%);
    border-color: rgba(252, 211, 77, 0.3);
}

.goal-label {
    font-size: 0.95rem;
    color: var(--text-gray);
    margin-bottom: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.goal-amount {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.plan-premium .goal-amount {
    color: var(--accent-gold);
}

.goal-sub {
    font-size: 1.05rem;
    color: var(--text-gray);
    font-weight: 500;
}

.plan-premium .goal-sub {
    color: rgba(255, 255, 255, 0.8);
}

.plan-roi {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
    border-radius: 12px;
}

.roi-label {
    font-size: 1rem;
    color: var(--text-gray);
    font-weight: 600;
}

.plan-premium .roi-label {
    color: rgba(255, 255, 255, 0.8);
}

.roi-amount {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--success-color);
    font-family: var(--font-display);
    letter-spacing: -0.02em;
    line-height: 1;
}

.plan-premium .roi-amount {
    color: var(--accent-gold);
}

.roi-percent {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--success-color);
    line-height: 1;
}

.plan-premium .roi-percent {
    color: var(--accent-gold);
}

.plan-features {
    list-style: none;
    margin-bottom: 2.5rem;
}

.plan-features li {
    padding: 1rem 0;
    border-bottom: 1px solid rgba(37, 99, 235, 0.08);
    font-size: 1.05rem;
    line-height: 1.6;
}

.plan-premium .plan-features li {
    border-color: rgba(255, 255, 255, 0.1);
}

.plan-features li:last-child {
    border-bottom: none;
}

/* ========================================
   保証セクション
   ======================================== */
.guarantee-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.guarantee-box {
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid var(--primary-color);
    border-radius: 24px;
    padding: 4rem 3rem;
    margin: 3rem 0;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* ========================================
   緊急性セクション
   ======================================== */
.urgency-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
}

.urgency-card {
    background: white;
    border-radius: 24px;
    padding: 3rem 2.5rem;
    box-shadow: var(--shadow-md);
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.urgency-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.urgency-number {
    font-size: 5rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-family: var(--font-display);
    line-height: 1;
    margin-bottom: 1.5rem;
}

.urgency-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    font-weight: 700;
}

.urgency-card p {
    line-height: 1.8;
    color: var(--text-dark);
    font-size: 1.05rem;
}

/* ========================================
   本気セクション
   ======================================== */
.serious-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.not-for-list, .for-list {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 3rem 2.5rem;
    margin: 3rem 0;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.not-for-title, .for-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.not-for-list ul, .for-list ul {
    list-style: none;
    text-align: left;
    max-width: 550px;
    margin: 0 auto;
}

.not-for-list li, .for-list li {
    font-size: 1.2rem;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    line-height: 1.6;
}

.not-for-list li:last-child, .for-list li:last-child {
    border-bottom: none;
}

/* ========================================
   面談セクション
   ======================================== */
.consultation-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.consultation-message {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--primary-color);
    font-weight: 700;
    line-height: 1.8;
    margin: 2rem auto;
    max-width: 850px;
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(124, 58, 237, 0.08) 100%);
    border-left: 4px solid var(--primary-color);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.consultation-box {
    background: white;
    border-radius: 24px;
    padding: 4rem 3rem;
    margin-top: 3rem;
    box-shadow: var(--shadow-xl);
    border: 2px solid rgba(37, 99, 235, 0.1);
}

.consultation-box p {
    color: var(--text-dark);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.consultation-steps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin: 4rem 0;
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 220px;
    max-width: 280px;
}

.step-number {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    font-weight: 900;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

.step p {
    font-size: 1.05rem;
    line-height: 1.6;
    font-weight: 500;
}

.step-arrow {
    font-size: 2.5rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.note {
    font-size: 1rem;
    color: var(--text-gray) !important;
    margin-top: 2rem;
    font-style: italic;
}

/* ========================================
   最終メッセージセクション
   ======================================== */
.final-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

/* 最終メッセージセクションのテキストを見やすく */
.section-final .section-title {
    color: var(--white);
}

.section-final .lead {
    color: var(--white);
    opacity: 0.95;
}

.section-final .large-text {
    color: var(--white);
    opacity: 0.95;
}

.section-final .emphasis {
    color: var(--accent-gold);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.section-final .extra-large-text {
    color: var(--white);
}

.final-box {
    background: rgba(255, 255, 255, 0.15);
    border: 3px solid rgba(255, 255, 255, 0.4);
    border-radius: 24px;
    padding: 4rem 3rem;
    margin: 3rem 0;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-xl);
}

.final-cta {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin: 4rem 0;
    flex-wrap: wrap;
}

.final-signature {
    font-size: 1.6rem;
    font-weight: 700;
    margin: 4rem 0 2rem;
    color: var(--white);
}

.signature {
    border-top: 2px solid rgba(255, 255, 255, 0.3);
    padding-top: 3rem;
    margin-top: 4rem;
}

.signature-name {
    font-size: 3rem;
    font-weight: 900;
    font-family: var(--font-display);
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
    color: var(--white);
}

.signature-title {
    font-size: 1.2rem;
    opacity: 0.95;
    font-weight: 500;
    color: var(--white);
}

/* ========================================
   フッター
   ======================================== */
.footer {
    background: var(--darker-bg);
    color: var(--text-light);
    padding: 3rem 0;
    text-align: center;
}

.footer p {
    opacity: 0.7;
    font-size: 0.95rem;
}

/* ========================================
   アニメーション
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
}

.fade-in-visible {
    animation: fadeIn 1s ease-out forwards;
}

/* ========================================
   レスポンシブ
   ======================================== */
@media (max-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .plan-featured {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .section {
        padding: 4rem 0;
    }
    
    .hero {
        min-height: 65vh;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
    }
    
    .plans-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .plan-featured {
        transform: scale(1);
    }
    
    .plan-featured:hover {
        transform: translateY(-12px) scale(1.02);
    }
    
    .consultation-steps {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .final-cta {
        flex-direction: column;
    }
    
    .solution-box,
    .consultation-box,
    .guarantee-box {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .plan-card {
        padding: 2rem 1.5rem;
    }
    
    .price-amount {
        font-size: 3rem;
    }
    
    .goal-amount {
        font-size: 1.8rem;
    }
    
    .roi-amount {
        font-size: 3rem;
    }
    
    .urgency-number {
        font-size: 4rem;
    }
}