/* リセットCSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 基本設定 */
:root {
    --primary-color: #0066CC;
    --secondary-color: #00A0E9;
    --accent-color: #FF6B35;
    --text-color: #333333;
    --light-gray: #F5F7FA;
    --border-color: #E5E8EB;
    --success-color: #4CAF50;
    --warning-color: #FFA726;
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #FFFFFF;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 共通セクション */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.section-description {
    text-align: center;
    font-size: 18px;
    color: var(--text-color);
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* ボタン */
.btn {
    padding: 16px 40px;
    font-size: 18px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
    background-color: #E55A2B;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.btn-secondary {
    background-color: white;
    color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    background-color: var(--light-gray);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.btn-blue {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.btn-blue:hover {
    background-color: #0052A3;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
}

.btn-large {
    padding: 20px 60px;
    font-size: 20px;
}

/* 1. ヒーローセクション */
.hero {
    background: url('fv_personal.jpg') center/cover no-repeat;
    color: white;
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 160, 233, 0.85) 0%, rgba(0, 102, 204, 0.75) 100%);
    z-index: 1;
}

.hero-subtitle {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    z-index: 3;
    opacity: 0.95;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 30px;
    position: relative;
    z-index: 3;
    line-height: 1.3;
}

.highlight {
    color: #FFD700;
    font-size: 1.1em;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.hero-description {
    font-size: 20px;
    margin-bottom: 40px;
    position: relative;
    z-index: 3;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    position: relative;
    z-index: 3;
}

/* 2. AI時代の厳しい現実 */
.reality {
    background-color: var(--light-gray);
}

.reality-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.reality-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    position: relative;
}

.reality-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.reality-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 48px;
    font-weight: 700;
    color: rgba(0, 102, 204, 0.1);
}

.reality-card h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 700;
}

.reality-card p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-color);
}

.highlight-text {
    color: var(--accent-color);
    font-size: 1.1em;
}

/* 3. Claude Codeで課題を解決 */
.solution {
    background-color: #FFF8E1;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.solution-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: 2px solid var(--accent-color);
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.2);
}

.solution-icon {
    font-size: 48px;
    margin-bottom: 20px;
    text-align: center;
}

.solution-card h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 700;
    text-align: center;
}

.solution-card p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-color);
    text-align: left;
}

/* 4. なぜClaude Codeなのか */
.why-claude {
    background-color: white;
}

.comparison-container {
    max-width: 800px;
    margin: 50px auto;
}

.simple-comparison {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.simple-comparison th,
.simple-comparison td {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    font-size: 16px;
}

.simple-comparison th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 700;
}

.simple-comparison td:first-child {
    text-align: left;
    font-weight: 600;
}

.simple-comparison .highlight-col {
    background-color: #FFF8E1;
    color: var(--accent-color);
    font-weight: 700;
}

.video-demo {
    margin-top: 60px;
    text-align: center;
}

.video-demo h3 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.video-demo p {
    font-size: 18px;
    color: var(--text-color);
    margin-bottom: 30px;
}

.video-placeholder {
    background: var(--light-gray);
    border: 3px dashed var(--border-color);
    border-radius: 12px;
    padding: 80px 40px;
    max-width: 900px;
    margin: 0 auto;
}

.video-placeholder p {
    font-size: 16px;
    color: #666;
    margin: 10px 0;
}

/* 4. 実務で使える力 */
.practical-skills {
    background-color: var(--light-gray);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.skill-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.skill-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.skill-card h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 700;
}

.skill-card p {
    font-size: 15px;
    line-height: 1.7;
    color: #555;
    margin-bottom: 20px;
    font-style: italic;
}

.skill-result {
    font-size: 15px;
    color: var(--accent-color);
    font-weight: 600;
    line-height: 1.6;
}

/* 5. カリキュラム */
.curriculum {
    background-color: white;
}

.curriculum-steps {
    display: grid;
    gap: 30px;
    margin-top: 50px;
}

.curriculum-step {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 40px;
    transition: all 0.3s ease;
}

.curriculum-step:hover {
    border-color: var(--secondary-color);
    box-shadow: 0 5px 20px rgba(0, 160, 233, 0.15);
}

.step-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.step-number {
    background: var(--secondary-color);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 16px;
}

.step-time {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 18px;
}

.curriculum-step h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 700;
}

.step-points {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.step-points li {
    padding: 10px 0 10px 30px;
    position: relative;
    font-size: 16px;
    line-height: 1.7;
}

.step-points li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 700;
    font-size: 18px;
}

.step-goal {
    background: #FFF8E1;
    border-left: 4px solid var(--accent-color);
    padding: 15px 20px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    margin-top: 20px;
}

/* 6. 料金・特典 */
.pricing {
    background-color: var(--light-gray);
}

.pricing-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    max-width: 1000px;
    margin: 0 auto 50px;
}

.pricing-column {
    position: relative;
    background: white;
    border: 2px solid var(--border-color);
    padding: 40px 30px;
}

.pricing-column.pricing-basic {
    border-radius: 12px 0 0 12px;
    border-right: none;
}

.pricing-column.pricing-recommended {
    border-radius: 0 12px 12px 0;
    border: 3px solid var(--secondary-color);
    transform: scale(1.02);
    box-shadow: 0 10px 30px rgba(0, 160, 233, 0.2);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: white;
    padding: 8px 30px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 14px;
    box-shadow: 0 4px 10px rgba(255, 107, 53, 0.3);
}

.pricing-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.pricing-header h3 {
    font-size: 22px;
    color: var(--primary-color);
    line-height: 1.4;
}

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

.price {
    margin-bottom: 15px;
}

.price-label {
    display: block;
    font-size: 14px;
    color: #666;
    margin-bottom: 5px;
}

.price-value {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-color);
}

.price-unit {
    font-size: 16px;
    color: var(--text-color);
}

.price-group {
    margin-bottom: 30px;
}

.strikethrough-price .price-value {
    font-size: 28px;
    color: #999;
    text-decoration: line-through;
}

.price-arrow {
    font-size: 32px;
    color: var(--accent-color);
    margin: 10px 0;
    font-weight: 700;
}

.discounted-price {
    background: #FFF3E0;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 10px;
}

.discounted-price .price-value {
    color: var(--accent-color);
    font-size: 56px;
}

.discounted-price .price-label {
    font-weight: 700;
    color: var(--accent-color);
}

.price-note {
    font-size: 12px;
    color: #666;
    margin-bottom: 20px;
}

.bonus-highlight {
    background: #FFF8E1;
    padding: 15px;
    border-radius: 8px;
    border: 2px solid var(--accent-color);
    margin-top: 15px;
}

.bonus-highlight strong {
    color: var(--accent-color);
    font-size: 18px;
}

.pricing-features {
    text-align: left;
    margin-top: 20px;
}

.pricing-features li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
    font-size: 14px;
    line-height: 1.6;
    list-style: none;
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 700;
}

.pricing-link {
    margin-top: 30px;
    text-align: center;
}

.pricing-link .btn {
    width: 100%;
    max-width: 100%;
}

.special-offer-box {
    background: white;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.special-offer-box h3 {
    font-size: 28px;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 30px;
}

.offer-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    align-items: center;
}

.offer-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.offer-text p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.offer-benefits {
    list-style: none;
    padding: 0;
    margin-bottom: 20px;
}

.offer-benefits li {
    padding: 8px 0 8px 25px;
    position: relative;
    font-size: 15px;
}

.offer-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: 700;
}

/* 7. CTA - 静的表示（フッター上部） */
.cta-static {
    background: linear-gradient(135deg, #0066CC 0%, #00A0E9 100%);
    color: white;
    text-align: center;
    padding: 60px 0;
}

.cta-static .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.cta-message {
    font-size: 28px;
    font-weight: 700;
    margin: 0;
}

/* フローティングCTA */
.cta-floating {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #0066CC 0%, #00A0E9 100%);
    color: white;
    text-align: center;
    padding: 20px 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.cta-floating.hidden {
    transform: translateY(100%);
    opacity: 0;
}

.cta-floating .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
}

.cta-floating .cta-message {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
}

/* フッター */
.footer {
    background-color: #2C3E50;
    color: white;
    padding: 40px 0 30px;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.footer-links .separator {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

.copyright {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

/* スマホ専用改行 */
.sp-br {
    display: none;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .sp-br {
        display: inline;
    }
    section {
        padding: 40px 0;
    }

    .section-title {
        font-size: 24px;
        line-height: 1.5;
    }

    .section-description {
        font-size: 15px;
        line-height: 1.7;
    }

    .hero {
        padding: 60px 0;
    }

    .hero-subtitle {
        font-size: 16px;
        line-height: 1.6;
    }

    .hero-title {
        font-size: 26px;
        line-height: 1.5;
    }

    .hero-description {
        font-size: 16px;
        line-height: 1.6;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .reality-grid,
    .solution-grid,
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .reality-card,
    .solution-card,
    .skill-card {
        padding: 30px 20px;
    }

    .reality-card h3,
    .solution-card h3,
    .skill-card h3 {
        font-size: 18px;
        line-height: 1.5;
    }

    .reality-card p,
    .solution-card p,
    .skill-card p {
        font-size: 14px;
        line-height: 1.8;
    }

    .solution-icon {
        font-size: 40px;
    }

    .skill-result {
        font-size: 14px;
        line-height: 1.7;
    }

    .comparison-container {
        overflow-x: auto;
    }

    .simple-comparison th,
    .simple-comparison td {
        padding: 12px 8px;
        font-size: 13px;
    }

    .video-placeholder {
        padding: 30px 15px;
    }

    .video-placeholder p {
        font-size: 14px;
        line-height: 1.7;
    }

    .curriculum-step {
        padding: 25px 15px;
    }

    .step-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .curriculum-step h3 {
        font-size: 18px;
        line-height: 1.5;
    }

    .step-points li {
        font-size: 14px;
        line-height: 1.8;
        padding: 8px 0 8px 25px;
    }

    .step-goal {
        font-size: 14px;
        line-height: 1.7;
        padding: 12px 15px;
    }

    .pricing-comparison {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .pricing-column {
        padding: 30px 20px;
    }

    .pricing-column.pricing-basic {
        border-radius: 12px;
        border-right: 2px solid var(--border-color);
    }

    .pricing-column.pricing-recommended {
        border-radius: 12px;
        transform: scale(1);
    }

    .pricing-header h3 {
        font-size: 18px;
        line-height: 1.5;
    }

    .price-value {
        font-size: 32px;
    }

    .discounted-price .price-value {
        font-size: 38px;
    }

    .pricing-features li {
        font-size: 13px;
        line-height: 1.7;
        padding: 8px 0 8px 20px;
    }

    .special-offer-box {
        padding: 30px 20px;
    }

    .special-offer-box h3 {
        font-size: 20px;
        line-height: 1.5;
    }

    .offer-content {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .offer-text p {
        font-size: 14px;
        line-height: 1.8;
    }

    .offer-benefits li {
        font-size: 14px;
        line-height: 1.7;
    }

    /* CTA レスポンシブ対応 */
    .cta-static {
        padding: 40px 0;
    }

    .cta-static .container {
        gap: 20px;
    }

    .cta-message {
        font-size: 20px;
        line-height: 1.5;
    }

    .cta-floating {
        padding: 15px 0;
    }

    .cta-floating .container {
        flex-direction: column;
        gap: 15px;
    }

    .cta-floating .cta-message {
        font-size: 16px;
        line-height: 1.5;
    }

    /* フッター レスポンシブ対応 */
    .footer-links {
        gap: 10px;
        font-size: 13px;
    }

    .footer-links a {
        font-size: 13px;
    }

    .copyright {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 50px 0;
    }

    .hero-title {
        font-size: 22px;
        line-height: 1.5;
    }

    .hero-subtitle {
        font-size: 15px;
    }

    .hero-description {
        font-size: 15px;
    }

    section {
        padding: 35px 0;
    }

    .section-title {
        font-size: 22px;
        line-height: 1.5;
    }

    .section-description {
        font-size: 14px;
        line-height: 1.7;
    }

    .reality-number {
        font-size: 32px;
    }

    .reality-card,
    .solution-card,
    .skill-card {
        padding: 25px 15px;
    }

    .reality-card h3,
    .solution-card h3,
    .skill-card h3 {
        font-size: 16px;
        line-height: 1.5;
    }

    .reality-card p,
    .solution-card p,
    .skill-card p {
        font-size: 13px;
        line-height: 1.8;
    }

    .solution-icon {
        font-size: 36px;
    }

    .skill-result {
        font-size: 13px;
    }

    .btn {
        padding: 14px 30px;
        font-size: 16px;
    }

    .btn-large {
        padding: 16px 40px;
        font-size: 17px;
    }

    .curriculum-step {
        padding: 20px 12px;
    }

    .curriculum-step h3 {
        font-size: 16px;
    }

    .step-points li {
        font-size: 13px;
        line-height: 1.8;
    }

    .step-goal {
        font-size: 13px;
        line-height: 1.7;
    }

    .pricing-column {
        padding: 25px 15px;
    }

    .price-value {
        font-size: 28px;
    }

    .discounted-price .price-value {
        font-size: 34px;
    }

    /* CTA レスポンシブ対応 (480px以下) */
    .cta-static {
        padding: 35px 0;
    }

    .cta-message {
        font-size: 18px;
        line-height: 1.5;
    }

    .cta-floating .cta-message {
        font-size: 15px;
        line-height: 1.5;
    }

    .cta-floating .btn-large {
        padding: 14px 30px;
        font-size: 16px;
    }

    /* フッター レスポンシブ対応 (480px以下) */
    .footer-links {
        flex-direction: column;
        gap: 8px;
    }

    .footer-links .separator {
        display: none;
    }

    .footer-links a {
        font-size: 12px;
    }

    .copyright {
        font-size: 12px;
    }
}