:root {
    --line-green: #06C755;
    --line-green-dark: #05b04a;
    --dark-navy: #1a2332;
    --light-gray: #ecf0f1;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --white: #ffffff;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 2px 10px var(--shadow);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    box-shadow: 0 4px 20px var(--shadow-lg);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

.logo-img {
    height: 40px;
    width: auto;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 14px;
}

.nav-link:hover {
    color: var(--line-green);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--line-green) 0%, var(--line-green-dark) 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(6, 199, 85, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 199, 85, 0.4);
}

.btn-large {
    padding: 16px 40px;
    font-size: 18px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-header {
    font-size: 14px;
    padding: 10px 24px;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 140px 0 180px;
    background: linear-gradient(135deg, rgba(26, 35, 50, 0.92) 0%, rgba(44, 62, 80, 0.92) 100%), url('../images/hero-bg.jpg') center/cover no-repeat;
    color: var(--white);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" opacity="0.05"><path d="M30,50 Q40,30 50,50 T70,50" stroke="%2306C755" stroke-width="2" fill="none"/><circle cx="20" cy="30" r="3" fill="%2306C755"/><circle cx="80" cy="70" r="3" fill="%2306C755"/><rect x="60" y="20" width="8" height="8" rx="2" fill="%2306C755"/><rect x="15" y="75" width="8" height="8" rx="2" fill="%2306C755"/></svg>') repeat;
    background-size: 150px 150px;
}

.hero-content {
    position: relative;
    text-align: center;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(6, 199, 85, 0.2);
    border: 2px solid var(--line-green);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 24px;
    font-weight: 600;
    font-size: 14px;
}

.hero-badge i {
    font-size: 20px;
    color: var(--line-green);
}

.hero-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
    line-height: 1.3;
    font-family: 'Poppins', 'Noto Sans JP', sans-serif;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--line-green) 0%, #00d976 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 22px;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
    line-height: 1.6;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
}

.hero-feature i {
    color: var(--line-green);
    font-size: 20px;
}

.hero-cta {
    margin-top: 40px;
}

.hero-note {
    margin-top: 16px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.hero-wave {
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 120px;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: 100%;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 40px;
    font-weight: 900;
    margin-bottom: 16px;
    color: var(--dark-navy);
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
}

/* Problem Section */
.problem {
    background: var(--light-gray);
}

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

.problem-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 4px 20px var(--shadow);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px var(--shadow-lg);
}

.problem-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.problem-icon i {
    font-size: 36px;
    color: var(--white);
}

.problem-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--dark-navy);
    line-height: 1.4;
}

.problem-text {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.7;
}

/* Target Audience Section */
.target-audience {
    background: var(--white);
    padding: 80px 0;
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.target-card {
    background: linear-gradient(135deg, var(--line-green) 0%, var(--line-green-dark) 100%);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(6, 199, 85, 0.2);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.target-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(6, 199, 85, 0.3);
}

.target-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    border: 3px solid rgba(255, 255, 255, 0.5);
}

.target-icon i {
    font-size: 36px;
    color: var(--white);
}

.target-text {
    color: var(--white);
    font-size: 16px;
    line-height: 1.8;
    margin: 0;
}

.target-text strong {
    font-weight: 700;
    display: block;
    margin-top: 8px;
    font-size: 17px;
}

/* Course Overview Section */
.course-overview {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.course-overview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" opacity="0.03"><circle cx="50" cy="50" r="40" stroke="%2306C755" stroke-width="2" fill="none"/><path d="M30,50 L45,50 L50,45 L55,55 L60,50 L70,50" stroke="%2306C755" stroke-width="2" fill="none"/></svg>') repeat;
    background-size: 200px 200px;
}

.overview-content {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.overview-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--line-green);
    color: var(--white);
    padding: 10px 24px;
    border-radius: 50px;
    margin-bottom: 24px;
    font-weight: 600;
    font-size: 15px;
    box-shadow: 0 4px 15px rgba(6, 199, 85, 0.3);
}

.overview-badge i {
    font-size: 18px;
}

.overview-title {
    font-size: 36px;
    font-weight: 900;
    color: var(--dark-navy);
    margin-bottom: 40px;
    line-height: 1.4;
}

.overview-text {
    text-align: left;
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    margin-bottom: 40px;
}

.overview-text p {
    font-size: 17px;
    line-height: 2;
    color: var(--text-dark);
    margin-bottom: 24px;
}

.overview-text p:last-child {
    margin-bottom: 0;
}

.overview-text strong {
    color: var(--line-green);
    font-weight: 700;
}

.overview-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.overview-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--white);
    padding: 16px 28px;
    border-radius: 50px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    font-weight: 600;
    color: var(--dark-navy);
    font-size: 15px;
}

.overview-feature i {
    color: var(--line-green);
    font-size: 20px;
}

/* Solution Section */
.solution {
    background: var(--white);
}

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

.solution-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    border: 2px solid var(--light-gray);
    position: relative;
    transition: all 0.3s ease;
}

.solution-card:hover {
    border-color: var(--line-green);
    box-shadow: 0 10px 40px rgba(6, 199, 85, 0.15);
    transform: translateY(-5px);
}

.solution-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 48px;
    font-weight: 900;
    color: rgba(6, 199, 85, 0.1);
    font-family: 'Poppins', sans-serif;
}

.solution-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--line-green) 0%, var(--line-green-dark) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.solution-icon i {
    font-size: 32px;
    color: var(--white);
}

.solution-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--dark-navy);
}

.solution-text {
    color: var(--text-light);
    margin-bottom: 24px;
    line-height: 1.8;
}

.solution-list {
    list-style: none;
}

.solution-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--text-dark);
    font-size: 15px;
}

.solution-list i {
    color: var(--line-green);
    margin-top: 4px;
    flex-shrink: 0;
}

/* Curriculum Section */
.curriculum {
    background: var(--light-gray);
}

.curriculum-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.curriculum-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: 50px;
}

.curriculum-item:last-child {
    margin-bottom: 0;
}

.curriculum-badge {
    position: absolute;
    left: 0;
    top: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--line-green) 0%, var(--line-green-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 14px;
    box-shadow: 0 4px 15px rgba(6, 199, 85, 0.3);
}

.curriculum-content {
    background: var(--white);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 4px 20px var(--shadow);
    transition: all 0.3s ease;
}

.curriculum-content:hover {
    transform: translateX(5px);
    box-shadow: 0 6px 30px var(--shadow-lg);
}

.curriculum-date {
    display: inline-block;
    background: linear-gradient(135deg, var(--line-green) 0%, var(--line-green-dark) 100%);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
}

.curriculum-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--dark-navy);
    display: flex;
    align-items: center;
    gap: 12px;
}

.curriculum-title i {
    color: var(--line-green);
}

.curriculum-description {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.curriculum-topics {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.curriculum-topics li {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-dark);
    font-size: 14px;
}

.curriculum-topics i {
    color: var(--line-green);
    font-size: 12px;
}

.curriculum-cta {
    text-align: center;
    margin-top: 60px;
}

/* Instructor Section */
.instructor {
    background: var(--white);
}

.instructor-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 50px;
    background: var(--light-gray);
    padding: 50px;
    border-radius: 30px;
    align-items: start;
}

.instructor-image {
    position: relative;
}

.instructor-image img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 8px 30px var(--shadow-lg);
}

.instructor-name {
    font-size: 32px;
    font-weight: 900;
    color: var(--dark-navy);
    margin-bottom: 12px;
}

.instructor-title {
    font-size: 16px;
    color: var(--line-green);
    font-weight: 600;
    margin-bottom: 24px;
}

.instructor-bio {
    color: var(--text-dark);
    line-height: 1.9;
    margin-bottom: 30px;
}

.instructor-bio p {
    margin-bottom: 16px;
}

.instructor-highlights {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--white);
    padding: 16px 24px;
    border-radius: 15px;
    box-shadow: 0 2px 10px var(--shadow);
}

.highlight-item i {
    font-size: 28px;
    color: var(--line-green);
}

.highlight-item div {
    display: flex;
    flex-direction: column;
}

.highlight-item strong {
    font-size: 12px;
    color: var(--text-light);
    font-weight: 600;
}

.highlight-item span {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark-navy);
}

.instructor-cta {
    text-align: center;
    margin-top: 60px;
}

/* Pricing Section */
.pricing {
    background: var(--light-gray);
}

.pricing-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

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

.pricing-item {
    display: flex;
    gap: 20px;
    background: var(--white);
    padding: 24px;
    border-radius: 15px;
    box-shadow: 0 2px 10px var(--shadow);
}

.pricing-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--line-green) 0%, var(--line-green-dark) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pricing-icon i {
    font-size: 24px;
    color: var(--white);
}

.pricing-details h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--dark-navy);
    margin-bottom: 4px;
}

.pricing-details p {
    font-size: 14px;
    color: var(--text-light);
}

.pricing-card-main {
    background: var(--white);
    padding: 40px;
    border-radius: 25px;
    box-shadow: 0 8px 40px var(--shadow-lg);
    position: relative;
    border: 3px solid var(--line-green);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: linear-gradient(135deg, var(--line-green) 0%, var(--line-green-dark) 100%);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 15px rgba(6, 199, 85, 0.4);
}

.pricing-plan-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark-navy);
    margin-bottom: 30px;
    text-align: center;
}

.pricing-price-wrapper {
    margin-bottom: 30px;
}

.pricing-early-bird {
    text-align: center;
    margin-bottom: 20px;
}

.early-bird-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 12px;
}

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

.pricing-price-discount .price-amount {
    font-size: 64px;
    font-weight: 900;
    color: var(--line-green);
    font-family: 'Poppins', sans-serif;
}

.pricing-price-regular {
    margin-top: 8px;
}

.pricing-price-regular .price-amount {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-light);
    font-family: 'Poppins', sans-serif;
    text-decoration: line-through;
    opacity: 0.6;
}

.early-bird-note {
    font-size: 13px;
    color: #ff6b6b;
    font-weight: 600;
    margin-top: 8px;
}

.regular-label {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 4px;
    text-align: center;
}

.price-amount {
    font-size: 56px;
    font-weight: 900;
    color: var(--line-green);
    font-family: 'Poppins', sans-serif;
}

.price-currency {
    font-size: 24px;
    font-weight: 700;
    color: var(--line-green);
    margin-left: 4px;
}

.price-tax {
    display: block;
    font-size: 14px;
    color: var(--text-light);
    margin-top: 8px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 30px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--light-gray);
    font-size: 15px;
}

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

.pricing-features i {
    color: var(--line-green);
    font-size: 18px;
}

.pricing-note {
    text-align: center;
    font-size: 13px;
    color: var(--text-light);
    margin-top: 16px;
}

/* FAQ Section */
.faq {
    background: var(--white);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 15px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active {
    border-color: var(--line-green);
    box-shadow: 0 4px 20px rgba(6, 199, 85, 0.15);
}

.faq-question {
    width: 100%;
    padding: 24px 30px;
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-navy);
    transition: all 0.3s ease;
}

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

.faq-question i {
    font-size: 20px;
    color: var(--line-green);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 30px 24px;
    color: var(--text-dark);
    line-height: 1.9;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--dark-navy) 0%, #2c3e50 100%);
    color: var(--white);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 50%, rgba(6, 199, 85, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(6, 199, 85, 0.1) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 40px;
    font-weight: 900;
    margin-bottom: 24px;
    line-height: 1.4;
}

.cta-text {
    font-size: 18px;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
}

.cta-highlights {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.cta-highlight {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
}

.cta-highlight i {
    color: var(--line-green);
    font-size: 20px;
}

.cta-price-wrapper {
    margin-bottom: 40px;
}

.cta-early-bird {
    background: rgba(255, 255, 255, 0.1);
    border: 3px solid var(--line-green);
    padding: 30px;
    border-radius: 20px;
    display: inline-block;
}

.cta-early-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-price {
    margin-bottom: 12px;
}

.cta-price-amount {
    font-size: 56px;
    font-weight: 900;
    color: var(--line-green);
    font-family: 'Poppins', sans-serif;
}

.cta-price-tax {
    font-size: 18px;
    margin-left: 8px;
    color: rgba(255, 255, 255, 0.8);
}

.cta-early-note {
    font-size: 14px;
    color: #ff6b6b;
    font-weight: 600;
}

.cta-regular {
    margin-top: 16px;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
}

.cta-regular-label {
    font-weight: 600;
}

.cta-regular-price {
    text-decoration: line-through;
    opacity: 0.8;
}

.btn-cta {
    background: linear-gradient(135deg, var(--line-green) 0%, var(--line-green-dark) 100%);
    box-shadow: 0 8px 30px rgba(6, 199, 85, 0.4);
}

.cta-note {
    margin-top: 20px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

/* Footer */
.footer {
    background: var(--dark-navy);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 40px;
}

.footer-logo-img {
    height: auto;
    max-width: 280px;
    width: 100%;
    margin-bottom: 16px;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.8;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--line-green);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 14px;
}

.footer-links a:hover {
    color: var(--line-green);
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 16px;
}

.footer-site {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-site i {
    color: var(--line-green);
}

.footer-site a {
    color: var(--line-green);
    text-decoration: none;
    font-weight: 600;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-org {
    font-size: 16px;
    font-weight: 600;
    color: var(--line-green);
    margin-bottom: 12px;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 968px) {
    .nav {
        display: none;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .instructor-card {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .instructor-image img {
        height: auto;
    }
    
    .pricing-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .cta-title {
        font-size: 28px;
    }
    
    .target-grid {
        grid-template-columns: 1fr;
    }
    
    .overview-title {
        font-size: 28px;
    }
    
    .overview-text {
        padding: 30px;
    }
    
    .overview-features {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .btn-header {
        padding: 8px 16px;
        font-size: 12px;
    }
    
    .hero {
        padding: 100px 0 140px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 15px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
    
    .problem-grid,
    .solution-grid {
        grid-template-columns: 1fr;
    }
    
    .curriculum-item {
        padding-left: 0;
        padding-top: 70px;
    }
    
    .curriculum-badge {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .instructor-highlights {
        flex-direction: column;
    }
    
    .cta-highlights {
        flex-direction: column;
        gap: 15px;
    }
    
    .target-text {
        font-size: 15px;
    }
    
    .overview-title {
        font-size: 24px;
    }
    
    .overview-text {
        padding: 24px;
        text-align: left;
    }
    
    .overview-text p {
        font-size: 15px;
    }
    
    .footer-logo-img {
        max-width: 220px;
    }
}

.sp-only {
    display: none;
}

@media (max-width: 768px) {
    .sp-only {
        display: inline;
    }
}