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

body {
    font-family: 'Noto Sans KR', 'Pretendard', sans-serif;
    background-color: white;
    color: #0a0a0a;
}

/* Header */
.header {
    background-color: white;
    border-bottom: none;
    padding: 0;
    position: sticky;
    top: 65px;
    z-index: 80;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: auto;
    gap: 40px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0;
    white-space: nowrap;
    flex-shrink: 0;
}

.logo-main {
    display: flex;
    align-items: center;
    gap: 0;
}

.logo-text-primary {
    font-size: 22px;
    font-weight: 800;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
}

.logo-text-secondary {
    font-size: 28px;
    font-weight: normal;
    color: #ff6b35;
    margin-left: 4px;
}

.brand-logo {
    height: 36px;
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
    align-items: center;
    flex-shrink: 0;
    margin: 0;
    padding: 0;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    text-decoration: none;
    color: #1a2b4a;
    font-size: 15px;
    transition: all 0.3s;
    white-space: nowrap;
    font-weight: 500;
    font-family: 'Pretendard', sans-serif;
    display: block;
    padding-bottom: 4px;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1.989px;
    background-color: #ff6b35;
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.button-group {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-shrink: 0;
}

.nav-button {
    display: none;
}

.nav-button:hover {
    background-color: transparent;
}

.signup-button {
    background-color: #ff6b35;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 10px;
    font-size: 15px;
    cursor: pointer;
    transition: background-color 0.3s;
    font-weight: 700;
    white-space: nowrap;
    font-family: 'Pretendard', sans-serif;
}

.signup-button:hover {
    background-color: #ff5722;
}

/* Hero Section */
.hero {
    background-color: white;
    padding: 80px 15%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin: 0 auto;
    gap: 100px;
    width: 100%;
}

.hero-content {
    flex: 0 0 auto;
    width: 691px;
}

.hero-badge {
    display: inline-block;
    background-color: rgba(255, 107, 53, 0.1);
    padding: 9px 16px;
    border-radius: 30504000px;
    font-size: 13px;
    font-weight: 600;
    color: #ff6b35;
    margin-bottom: 24px;
    font-family: 'Pretendard', sans-serif;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 67.2px;
    margin-bottom: 24px;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
}

.hero-title br {
    display: block;
    content: '';
}

.hero-description {
    font-size: 18px;
    color: #8b95a1;
    line-height: 27px;
    margin-bottom: 32px;
    font-family: 'Pretendard', sans-serif;
}

.benefits-grid {
    display: flex;
    gap: 32px;
    border-bottom: 0.909px solid #e5e7eb;
    padding-bottom: 32px;
    margin-bottom: 32px;
    align-items: center;
}

.benefit-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.benefit-item {
    position: relative;
}

.benefit-value {
    font-size: 32px;
    font-weight: 800;
    color: #ff6b35;
    line-height: 48px;
    font-family: 'Pretendard', sans-serif;
}

.benefit-label {
    font-size: 13px;
    color: #8b95a1;
    font-weight: 500;
    font-family: 'Pretendard', sans-serif;
}

.cta-button {
    background-color: #ff6b35;
    color: white;
    border: none;
    padding: 20px 32px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.3s;
    white-space: nowrap;
    font-family: 'Pretendard', sans-serif;
}

.cta-button:hover {
    background-color: #ff5722;
}

.hero-image {
    flex: 0 0 auto;
    width: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
}

.hero-card {
    background-color: white;
    border-radius: 16px;
    padding: 32px;
    width: 100%;
    max-width: 461px;
    box-shadow: 0px 25px 50px rgba(0, 0, 0, 0.25);
    transform: rotate(2deg);
}

.card-header {
    background: linear-gradient(150.9deg, #1a2b4a 0%, #ff6b35 100%);
    padding: 12px 24px;
    border-radius: 30504000px;
    font-size: 16px;
    font-weight: 700;
    color: white;
    margin-bottom: 32px;
    display: inline-block;
    font-family: 'Pretendard', sans-serif;
}

.chart-container {
    margin: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1) 0%, rgba(26, 43, 74, 0.1) 100%);
    padding: 16px;
    border-radius: 14px;
}

.chart-bar {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chart-label {
    min-width: 100px;
    font-size: 14px;
    font-weight: 600;
    color: #333;
}

.bar-container {
    flex: 1;
    background-color: #e8e8e8;
    border-radius: 4px;
    height: 24px;
    overflow: hidden;
    position: relative;
}

.bar {
    background: linear-gradient(90deg, #3d5afe 0%, #7b61ff 100%);
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s;
}

.bar-value {
    font-size: 14px;
    font-weight: 600;
    color: #3d5afe;
    min-width: 60px;
    text-align: right;
}

.income-section {
    background-color: white;
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    padding: 24px;
    margin-top: 16px;
    text-align: center;
}

.income-value {
    font-size: 32px;
    font-weight: bold;
    color: #1a2b4a;
    margin-bottom: 8px;
    font-family: 'Pretendard', sans-serif;
}

.income-label {
    font-size: 13px;
    color: #8b95a1;
    font-family: 'Pretendard', sans-serif;
}

/* Instructor Types Section */
.types-section {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 96px 135px;
    background-color: #f4f5f7;
}

.section-title {
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 24px;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
    line-height: 54px;
}

.section-subtitle {
    font-size: 16px;
    text-align: center;
    color: #8b95a1;
    margin-bottom: 48px;
    font-family: 'Pretendard', sans-serif;
    line-height: 24px;
}

.types-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin-bottom: 0;
}

.type-card {
    background-color: white;
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0px 10px 15px -3px rgba(0, 0, 0, 0.1), 0px 4px 6px -4px rgba(0, 0, 0, 0.1);
    border-top: 3.636px solid;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 300px;
}

.type-card:nth-child(1),
.type-card:nth-child(2) {
    border-top-color: #ff6b35;
}

.type-card:nth-child(3) {
    border-top-color: #1a2b4a;
}

.type-card:nth-child(4) {
    border-top-color: #7c3aed;
}

.type-card:hover {
    box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.12);
    transform: none;
}

.type-icon {
    font-size: 30px;
    margin: 32px 0 24px 0;
    line-height: 1;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 30504000px;
    margin-left: auto;
    margin-right: auto;
}

.type-card:nth-child(1) .type-icon {
    background-color: rgba(255, 107, 53, 0.08);
}

.type-card:nth-child(2) .type-icon {
    background-color: rgba(255, 107, 53, 0.08);
}

.type-card:nth-child(3) .type-icon {
    background-color: rgba(26, 43, 74, 0.08);
}

.type-card:nth-child(4) .type-icon {
    background-color: rgba(124, 58, 237, 0.08);
}

.type-name {
    font-size: 20px;
    font-weight: 600;
    color: #1a2b4a;
    margin-bottom: 12px;
    font-family: 'Pretendard', sans-serif;
    line-height: 30px;
}

.type-description {
    font-size: 15px;
    color: #8b95a1;
    margin-bottom: 20px;
    line-height: 22.5px;
    font-family: 'Pretendard', sans-serif;
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.type-evaluation {
    background-color: transparent;
    padding: 8px 16px;
    border-radius: 30504000px;
    font-size: 12px;
    font-weight: 500;
    font-family: 'Pretendard', sans-serif;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: auto;
    line-height: 16px;
}

/* 탭 전환 */
.type-tab {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}

.type-btn {
    padding: 10px 24px;
    border-radius: 999px;
    border: 1.5px solid #e0e0e0;
    background: #fff;
    font-size: 14px;
    font-weight: 600;
    color: #555;
    cursor: pointer;
    transition: all 0.2s;
}

.type-btn.active {
    background: #1a1a2e;
    color: #fff;
    border-color: #1a1a2e;
}

.type-btn:hover:not(.active) {
    border-color: #FF6B35;
    color: #FF6B35;
}

.type-card:nth-child(1) .type-evaluation,
.type-card:nth-child(2) .type-evaluation {
    background-color: rgba(255, 107, 53, 0.08);
    color: #ff6b35;
}

.type-card:nth-child(3) .type-evaluation {
    background-color: rgba(26, 43, 74, 0.08);
    color: #1a2b4a;
}

.type-card:nth-child(4) .type-evaluation {
    background-color: rgba(124, 58, 237, 0.08);
    color: #7c3aed;
}

/* Revenue Section */
.revenue-section {
    padding: 96px 135px;
    background-color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.section-title {
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
    line-height: 54px;
    margin-bottom: 24px;
}

.revenue-grid {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    max-width: 1200px;
}
.revenue-grid.active {
    display: grid;
}

.revenue-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.revenue-card-title {
    font-size: 20px;
    font-weight: 600;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
    line-height: 30px;
}

.revenue-card-description {
    font-size: 14px;
    color: #8b95a1;
    font-family: 'Pretendard', sans-serif;
    line-height: 21px;
}

.revenue-items {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.revenue-item {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 32px;
    position: relative;
}

.revenue-item-icon {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.revenue-item-label {
    font-size: 13px;
    font-weight: 600;
    color: #1a2b4a;
    width: 120px;
    font-family: 'Pretendard', sans-serif;
    line-height: 19.5px;
}

.revenue-bar-container {
    flex: 1;
    background-color: #f3f4f6;
    border-radius: 30504000px;
    height: 32px;
    overflow: hidden;
    position: relative;
    margin: 0 16px;
}

.revenue-bar {
    height: 100%;
    border-radius: 30504000px;
    position: absolute;
    left: 0;
    top: 0;
}

.revenue-item:nth-child(1) .revenue-bar {
    width: 32%;
    background-color: #d1d5db;
}

.revenue-item:nth-child(2) .revenue-bar {
    width: 42%;
    background-color: #9ca3af;
}

.revenue-item:nth-child(3) .revenue-bar {
    width: 47%;
    background-color: #1a2b4a;
}

.revenue-item:nth-child(4) .revenue-bar {
    width: 57%;
    background-color: #1a2b4a;
}

.revenue-item:nth-child(5) .revenue-bar {
    width: 67%;
    background-color: #ff6b35;
}

.revenue-item:nth-child(6) .revenue-bar {
    width: 77%;
    background-color: #ff6b35;
    box-shadow: 0px 0px 12px rgba(255, 107, 53, 0.4);
}

.revenue-item:nth-child(1) .revenue-bar.live {
    width: 60%;
    background-color: #d1d5db;
}

.revenue-item:nth-child(2) .revenue-bar.live {
    width: 65%;
    background-color: #9ca3af;
}

.revenue-item:nth-child(3) .revenue-bar.live {
    width: 70%;
    background-color: #1a2b4a;
}

.revenue-item:nth-child(4) .revenue-bar.live {
    width: 75%;
    background-color: #1a2b4a;
}

.revenue-item:nth-child(5) .revenue-bar.live {
    width: 80%;
    background-color: #ff6b35;
}

.revenue-item:nth-child(6) .revenue-bar.live {
    width: 85%;
    background-color: #ff6b35;
    box-shadow: 0px 0px 12px rgba(255, 107, 53, 0.4);
}

.revenue-item-percentage {
    font-size: 18px;
    font-weight: 700;
    color: #1a2b4a;
    min-width: 60px;
    text-align: right;
    font-family: 'Pretendard', sans-serif;
    line-height: 27px;
}

.revenue-item:nth-child(5) .revenue-item-percentage,
.revenue-item:nth-child(6) .revenue-item-percentage {
    font-size: 22px;
    font-weight: 800;
    color: #ff6b35;
    line-height: 33px;
}

.revenue-item-icon.icon-elite,
.revenue-item-icon.icon-master {
    width: 32px;
    height: 32px;
    border-radius: 30504000px;
    background-color: #ff6b35;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
}

.revenue-item-icon.icon-master {
    box-shadow: 0px 0px 20px rgba(255, 107, 53, 0.55);
}

.revenue-highlight {
    background-color: #ff6b35;
    border-radius: 16px;
    padding: 32px;
    color: white;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 32px;
}

.revenue-highlight-label {
    font-size: 16px;
    font-weight: 400;
    opacity: 0.85;
    font-family: 'Pretendard', sans-serif;
    line-height: 24px;
}

.revenue-highlight-title {
    font-size: 48px;
    font-weight: 800;
    font-family: 'Pretendard', sans-serif;
    line-height: 72px;
}

.revenue-highlight-description {
    font-size: 13px;
    font-weight: 500;
    opacity: 0.8;
    font-family: 'Pretendard', sans-serif;
    line-height: 19.5px;
}

.revenue-comparison-table {
    background-color: #f4f5f7;
    border-radius: 14px;
    padding: 0;
    margin-top: 32px;
}

.revenue-table-header {
    display: grid;
    grid-template-columns: 154px 154px 154px;
    gap: 16px;
    padding: 24px;
    border-bottom: 0.909px solid #d1d5dc;
}

.revenue-table-header-cell {
    font-size: 13px;
    font-weight: 600;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
    line-height: 19.5px;
}

.revenue-table-body {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 24px;
}

.revenue-table-row {
    display: grid;
    grid-template-columns: 154px 154px 154px;
    gap: 16px;
    padding: 8px 0;
}

.revenue-table-cell {
    font-size: 14px;
    font-weight: 400;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
    line-height: 21px;
}

.revenue-table-cell.highlight {
    font-weight: 700;
    color: #ff6b35;
}

.revenue-upgrade-note {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 16px;
    font-size: 12px;
    font-weight: 500;
    color: #ff6b35;
    font-family: 'Pretendard', sans-serif;
    line-height: 18px;
}

/* Credit System Section */
.credit-section {
    padding: 96px 135px;
    background-color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.credit-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    width: 1200px;
    margin-bottom: 64px;
}

.credit-card {
    background-color: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0px 10px 15px -3px rgba(0, 0, 0, 0.1), 0px 4px 6px -4px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
}

.credit-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 24px;
    background-color: rgba(255, 107, 53, 0.08);
}

.credit-card:nth-child(3) .credit-card-icon {
    background-color: rgba(26, 43, 74, 0.08);
}

.credit-card-title {
    font-size: 18px;
    font-weight: 600;
    color: #1a2b4a;
    margin-bottom: 24px;
    font-family: 'Pretendard', sans-serif;
    line-height: 27px;
}

.credit-card-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.credit-card-list li {
    font-size: 14px;
    color: #8b95a1;
    font-family: 'Pretendard', sans-serif;
    line-height: 21px;
    position: relative;
    padding-left: 12px;
}

.credit-card-list li::before {
    content: "●";
    color: #ff6b35;
    position: absolute;
    left: 0;
    font-size: 10px;
}

.credit-system-box {
    background-color: #1a2b4a;
    border-radius: 20px;
    padding: 48px;
    width: 1200px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.credit-system-left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 50%;
}

.credit-badge {
    display: inline-block;
    background-color: #7c3aed;
    color: white;
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 700;
    width: fit-content;
    margin-bottom: 24px;
    font-family: 'Pretendard', sans-serif;
}

.credit-system-title {
    font-size: 28px;
    font-weight: 800;
    color: white;
    margin-bottom: 24px;
    font-family: 'Pretendard', sans-serif;
    line-height: 42px;
}

.credit-system-description {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
    font-family: 'Pretendard', sans-serif;
    line-height: 22.5px;
}

.credit-system-formula {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: white;
    font-weight: 500;
    font-family: 'Pretendard', sans-serif;
}

.formula-arrow {
    color: #ff6b35;
    font-weight: bold;
}

.credit-packages {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 50%;
}

.credit-package {
    background-color: rgba(255, 255, 255, 0.1);
    border: 0.909px solid rgba(0, 0, 0, 0);
    border-radius: 14px;
    padding: 17px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.credit-package.featured {
    border: 0.909px solid #ff6b35;
}

.credit-package.featured .package-badge {
    position: absolute;
    top: -8px;
    right: 16px;
    background-color: #ff6b35;
    color: white;
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 700;
    font-family: 'Pretendard', sans-serif;
}

.package-amount {
    font-size: 20px;
    font-weight: 800;
    color: #ff6b35;
    font-family: 'Pretendard', sans-serif;
    line-height: 30px;
}

.credit-package.featured .package-amount {
    font-size: 24px;
    line-height: 36px;
}

.package-price {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    font-family: 'Pretendard', sans-serif;
    line-height: 19.5px;
}

.package-value {
    font-size: 13px;
    color: white;
    font-weight: 700;
    font-family: 'Pretendard', sans-serif;
    line-height: 19.5px;
}

.credit-system-link {
    width: 100%;
    margin: 32px 0 0 0;
    text-decoration: underline;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    font-weight: 500;
    font-family: 'Pretendard', sans-serif;
    line-height: 21px;
    cursor: pointer;
    text-align: center;
}

/* Earlybird Package Section */
.earlybird-section {
    background: linear-gradient(to right, #ff6b35, #e8561f);
    padding: 64px 210.909px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.earlybird-badge {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 8.82px 16.5px;
    border-radius: 30504000px;
    font-size: 13px;
    font-weight: 700;
    color: white;
    margin-bottom: 24px;
    font-family: 'Pretendard', sans-serif;
}

.earlybird-title {
    font-size: 40px;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
    line-height: 60px;
    font-family: 'Pretendard', sans-serif;
}

.earlybird-subtitle {
    font-size: 18px;
    color: white;
    line-height: 27px;
    margin-bottom: 48px;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
}

.earlybird-benefits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    max-width: 1200px;
    width: 100%;
    margin-bottom: 48px;
}

.benefit-item {
    background-color: rgba(255, 255, 255, 0.15);
    padding: 20px;
    border-radius: 14px;
    font-size: 15px;
    font-weight: 500;
    color: white;
    height: 62.5px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    line-height: 22.5px;
    font-family: 'Pretendard', sans-serif;
}

.earlybird-button {
    background-color: white;
    color: #ff6b35;
    border: none;
    padding: 19.82px 32px;
    border-radius: 10px;
    font-size: 17px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-bottom: 24px;
    box-shadow: 0px 25px 50px rgba(0, 0, 0, 0.25);
    font-family: 'Pretendard', sans-serif;
}

.earlybird-button:hover {
    background-color: #f0f0f0;
}

.earlybird-footer {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.65);
    line-height: 19.5px;
    font-weight: 400;
    font-family: 'Pretendard', sans-serif;
}

/* QnA Instructor Info Section */
.qna-instructor-section {
    padding: 96px 135px;
    background-color: #f4f5f7;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.qna-instructor-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    max-width: 1400px;
    width: 100%;
}

.qna-instructor-left {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.qna-intro-label {
    font-size: 16px;
    font-weight: 600;
    color: #ff6b35;
    margin-bottom: 12px;
    font-family: 'Pretendard', sans-serif;
}

.qna-instructor-title {
    font-size: 40px;
    font-weight: 800;
    color: #1a2b4a;
    margin-bottom: 16px;
    line-height: 52px;
    font-family: 'Pretendard', sans-serif;
}

.qna-instructor-description {
    font-size: 17px;
    color: #8b95a1;
    line-height: 25.5px;
    margin-bottom: 24px;
    font-family: 'Pretendard', sans-serif;
}

.qna-instructor-benefits {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 17px;
    font-weight: 600;
    color: #1a2b4a;
    margin-bottom: 48px;
    line-height: 25px;
    font-family: 'Pretendard', sans-serif;
}

.qna-track-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.qna-track-title {
    font-size: 16px;
    font-weight: 600;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
}

.qna-track-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.track-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0;
}

.track-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
    font-size: 14px;
    flex-shrink: 0;
    font-family: 'Pretendard', sans-serif;
}

.track-1 { background-color: #7c3aed; }
.track-2 { background-color: #8b5cf6; }
.track-3 { background-color: #9f7aea; }
.track-4 { background-color: #a78bfa; }
.track-5 { background-color: #ff6b35; }

.track-text {
    font-size: 15px;
    color: #1a2b4a;
    font-weight: 500;
    flex: 1;
    font-family: 'Pretendard', sans-serif;
}

.track-arrow {
    width: 16px;
    height: 16px;
    color: #ccc;
    flex-shrink: 0;
    display: none;
}

.track-item:not(:last-child) .track-arrow {
    display: block;
}

/* Right Column */
.qna-instructor-right {
    background-color: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0px 20px 25px rgba(0, 0, 0, 0.1), 0px 8px 10px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    gap: 24px;
    height: fit-content;
}

.instructor-profile-header {
    display: flex;
    gap: 16px;
    align-items: center;
    padding-bottom: 24px;
    border-bottom: 0.909px solid #e5e7eb;
}

.instructor-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ad46ff 0%, #9810fa 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.instructor-info {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.instructor-badge {
    display: inline-block;
    background-color: #7c3aed;
    color: white;
    padding: 3.9px 12px;
    border-radius: 30px;
    font-size: 11px;
    font-weight: 700;
    width: fit-content;
    margin-bottom: 8px;
    font-family: 'Pretendard', sans-serif;
}

.instructor-name {
    font-size: 16px;
    font-weight: 600;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
}

.instructor-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.stat-label {
    font-size: 13px;
    color: #8b95a1;
    margin-bottom: 4px;
    font-family: 'Pretendard', sans-serif;
}

.stat-value {
    font-size: 24px;
    font-weight: 900;
    color: #7c3aed;
    line-height: 36px;
    font-family: 'Pretendard', sans-serif;
}

.instructor-button {
    background-color: #ff6b35;
    color: white;
    border: none;
    padding: 10.81px 32px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    font-family: 'Pretendard', sans-serif;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.instructor-button:hover {
    background-color: #ff5722;
}

/* QnA Rating Section */
.qna-rating-section {
    padding: 96px 135px;
    background-color: #f4f5f7;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.qna-rating-title {
    font-size: 36px;
    font-weight: bold;
    text-align: center;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
    line-height: 54px;
    margin-bottom: 24px;
}

.qna-rating-subtitle {
    font-size: 16px;
    text-align: center;
    color: #8b95a1;
    font-family: 'Pretendard', sans-serif;
    line-height: 24px;
    margin-bottom: 48px;
}

.qna-tabs {
    display: flex;
    justify-content: center;
    gap: 6px;
    background-color: white;
    border-radius: 30504000px;
    padding: 6px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1), 0px 2px 4px rgba(0, 0, 0, 0.1);
    width: fit-content;
    margin: 0 auto 32px;
}

.qna-tab {
    padding: 12px 24px;
    border-radius: 30504000px;
    background-color: white;
    border: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
    color: #8b95a1;
    font-family: 'Pretendard', sans-serif;
    transition: all 0.3s;
}

.qna-tab.active {
    background-color: #1a2b4a;
    color: white;
    font-weight: 700;
}

.qna-table {
    background-color: white;
    border-radius: 16px;
    box-shadow: 0px 10px 15px -3px rgba(0, 0, 0, 0.1), 0px 4px 6px -4px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-bottom: 32px;
    width: 1200px;
}

.qna-table-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    gap: 24px;
    padding: 24px;
    background-color: #f4f5f7;
    border-bottom: 1px solid #e5e7eb;
}

/* 라이브·오프라인 강사 탭의 6개 컬럼 지원 */
.qna-table[data-tab="live"] .qna-table-header {
    grid-template-columns: 1fr 0.8fr 0.9fr 0.9fr 0.9fr;
}

.qna-table[data-tab="live"] .qna-table-row {
    grid-template-columns: 1fr 0.8fr 0.9fr 0.9fr 0.9fr;
}

.qna-table-header-cell {
    font-size: 14px;
    font-weight: 600;
    color: #8b95a1;
    font-family: 'Pretendard', sans-serif;
}

.qna-table-body {
    display: flex;
    flex-direction: column;
}

.qna-table-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    gap: 24px;
    padding: 32px 24px;
    border-bottom: 1px solid #e5e7eb;
    border-left: 3px solid transparent;
}

.qna-table-row:last-child {
    border-bottom: none;
}

.qna-table-row.row-basic {
    border-left-color: #2a2a2a;
}

.qna-table-row.row-pro {
    border-left-color: #2a2a2a;
}

.qna-table-row.row-premium {
    border-left-color: #ff6b35;
    background-color: #fff5f0;
}

.qna-table-cell {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
    line-height: 21px;
}

.qna-grade-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: #2a2a2a;
    color: white;
    padding: 8px 16px;
    border-radius: 30504000px;
    font-size: 13px;
    font-weight: 800;
    width: fit-content;
    font-family: 'Pretendard', sans-serif;
}

.qna-grade-badge.premium {
    background-color: #ff6b35;
    box-shadow: 0px 0px 16px rgba(255, 107, 53, 0.5);
}

.qna-grade-badge.premium-border {
    border: 1px solid rgba(255, 107, 53, 0.4);
    background-color: #2a2a2a;
}

.qna-criteria-section {
    background-color: #f4f5f7;
    border-top: 1px solid #e5e7eb;
    padding: 32px 24px;
    border-radius: 0 0 16px 16px;
}

.qna-criteria-title {
    font-size: 16px;
    font-weight: bold;
    color: #1a2b4a;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Pretendard', sans-serif;
}

.qna-criteria-title .emoji {
    font-size: 18px;
    color: #7c3aed;
}

.qna-criteria-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.qna-criteria-column {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.qna-criteria-subtitle {
    font-size: 13px;
    font-weight: 600;
    color: #7c3aed;
    font-family: 'Pretendard', sans-serif;
}

.qna-criteria-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.qna-criteria-item {
    font-size: 12px;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
    line-height: 18px;
}

.qna-criteria-item::before {
    content: "• ";
    color: #7c3aed;
    margin-right: 4px;
}

.qna-notice {
    background-color: white;
    border-left: 3px solid #ff6b35;
    border-radius: 8px;
    padding: 24px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-top: 32px;
}

.qna-notice-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.qna-notice-text {
    font-size: 14px;
    color: #8b95a1;
    font-family: 'Pretendard', sans-serif;
    line-height: 21px;
}

/* Benefits Section */
.benefits-section {
    padding: 80px 87px;
    background: linear-gradient(135deg, #1a1a2e 0%, #2d3a5e 100%);
    color: white;
}

.benefits-section .section-title {
    color: white;
}

.benefits-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 48px;
    align-items: center;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.benefit-item-large {
    display: flex;
    gap: 16px;
}

.benefit-number {
    font-size: 32px;
    font-weight: bold;
    color: #ff6b35;
    min-width: 60px;
}

.benefit-text {
    flex: 1;
}

.benefit-text-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.benefit-text-description {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.benefits-image {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    font-size: 24px;
}

/* Question Section */
.question-section {
    padding: 80px 87px;
    background-color: #f8f9ff;
}

.question-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.question-card {
    background-color: white;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
}

.question-icon {
    font-size: 40px;
    margin-bottom: 16px;
    line-height: 1;
}

.question-title {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a2e;
}

/* FAQ */
.faq-section {
    padding: 80px 87px;
    background-color: white;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background-color: white;
    border: 1px solid #e8e8e8;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s;
}

.faq-item:hover {
    border-color: #3d5afe;
}

.faq-question {
    padding: 16px 24px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: #1a1a2e;
    font-size: 15px;
    background-color: #f8f9ff;
    transition: all 0.3s;
}

.faq-item.active .faq-question {
    background-color: #f0f3ff;
    color: #3d5afe;
}

.faq-icon {
    font-size: 20px;
    transition: transform 0.3s;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 24px;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 16px 24px;
}

.faq-text {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

/* CTA Section */
.cta-section {
    padding: 96px 87px;
    background-color: #1a2b4a;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.cta-section::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.3) 0%, rgba(128, 54, 27, 0.15) 35%, rgba(0, 0, 0, 0) 70%);
    top: 80px;
    right: 20%;
    opacity: 0.2;
    pointer-events: none;
}

.cta-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
    font-family: 'Pretendard', sans-serif;
    line-height: 72px;
}

.cta-description {
    font-size: 20px;
    margin-bottom: 60px;
    opacity: 0.7;
    position: relative;
    z-index: 1;
    font-family: 'Pretendard', sans-serif;
    line-height: 30px;
    font-weight: 400;
}

.cta-button-primary {
    background-color: #ff6b35;
    color: white;
    border: none;
    padding: 19.82px 32px;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.3s;
    font-family: 'Pretendard', sans-serif;
    position: relative;
    z-index: 1;
    box-shadow: 0px 8px 32px rgba(255, 107, 53, 0.35);
    height: 66.989px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 244px;
    margin: 0 auto 32px;
}

.cta-button-primary:hover {
    background-color: #ff5722;
}

.cta-login-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    position: relative;
    z-index: 1;
}

.cta-login-text {
    color: white;
    opacity: 0.5;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 21px;
}

.cta-login-button {
    background: none;
    border: none;
    color: white;
    opacity: 0.8;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.3s;
    font-family: 'Pretendard', sans-serif;
    line-height: 21px;
    padding: 0;
}

.cta-login-button:hover {
    opacity: 1;
}

/* Modal Styles */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background-color: white;
    border-radius: 16px;
    width: 1000px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0px 20px 60px rgba(0, 0, 0, 0.15);
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border-bottom: 0.909px solid #e5e7eb;
    background-color: white;
    border-radius: 16px 16px 0 0;
}

.modal-title {
    font-size: 24px;
    font-weight: 700;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: #8b95a1;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: #f3f4f6;
    transition: background-color 0.3s;
}

.modal-close:hover {
    background-color: #e5e7eb;
}

.modal-body {
    padding: 32px;
}

/* Roadmap Section */
.roadmap-container {
    background-color: #1a2b4a;
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 32px;
    color: white;
}

.roadmap-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
    font-family: 'Pretendard', sans-serif;
}

.roadmap-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

.roadmap-column {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.roadmap-badge {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 700;
    width: fit-content;
    font-family: 'Pretendard', sans-serif;
    line-height: 18px;
}

.roadmap-badge.soon {
    background-color: #ff6b35;
    color: white;
}

.roadmap-badge.future {
    border: 0.909px solid rgba(255, 255, 255, 0.2);
    color: white;
    opacity: 0.5;
}

.roadmap-column-title {
    font-size: 16px;
    font-weight: 600;
    font-family: 'Pretendard', sans-serif;
    line-height: 24px;
}

.roadmap-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 13px;
    font-family: 'Pretendard', sans-serif;
    line-height: 19.5px;
}

.roadmap-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0.65;
}

.roadmap-list li::before {
    content: "•";
    font-size: 10px;
}

.roadmap-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    margin-top: 8px;
    font-family: 'Pretendard', sans-serif;
    line-height: 18px;
}

.roadmap-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.roadmap-status-dot.available {
    background-color: #10b981;
}

.roadmap-status-dot.coming {
    background-color: #6b7280;
}

.roadmap-status-text {
    opacity: 0.6;
}

.roadmap-arrow {
    text-align: center;
    font-size: 24px;
    opacity: 0.3;
}

.roadmap-info {
    background-color: rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    padding: 16px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.roadmap-info-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.roadmap-info-content {
    flex: 1;
}

.roadmap-info-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
    font-family: 'Pretendard', sans-serif;
    line-height: 21px;
}

.roadmap-info-text {
    font-size: 13px;
    opacity: 0.55;
    font-family: 'Pretendard', sans-serif;
    line-height: 20.8px;
}

.roadmap-info-button {
    background-color: #7c3aed;
    color: white;
    border: none;
    padding: 8px 12px;
    border-radius: 30px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    font-family: 'Pretendard', sans-serif;
    line-height: 16.5px;
    height: 32px;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

/* Package Grid */
.package-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.package-card {
    background-color: white;
    border: 0.909px solid #e5e7eb;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0px 4px 20px rgba(26, 43, 74, 0.08);
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
}

.package-card.featured {
    border: 1.818px solid #ff6b35;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05) 0%, rgba(255, 107, 53, 0.02) 100%);
    box-shadow: 0px 8px 32px rgba(255, 107, 53, 0.2);
}

.package-badge-wrapper {
    display: flex;
    gap: 12px;
    margin-bottom: 8px;
}

.package-badge {
    background-color: #f3f4f6;
    color: #6b7280;
    padding: 6px 12px;
    border-radius: 30px;
    font-size: 12px;
    font-weight: 500;
    font-family: 'Pretendard', sans-serif;
}

.package-badge.featured {
    background-color: #ff6b35;
    color: white;
}

.package-badge.discount {
    background-color: white;
    color: #ff6b35;
    border: 1px solid #ff6b35;
}

.package-amount {
    font-size: 32px;
    font-weight: 800;
    color: #ff6b35;
    font-family: 'Pretendard', sans-serif;
    line-height: 48px;
}

.package-price {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.package-price-original {
    font-size: 14px;
    color: #8b95a1;
    text-decoration: line-through;
    font-family: 'Pretendard', sans-serif;
}

.package-price-current {
    font-size: 20px;
    font-weight: 700;
    color: #1a2b4a;
    font-family: 'Pretendard', sans-serif;
}

.package-value {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.package-value-label {
    font-size: 13px;
    color: #8b95a1;
    font-family: 'Pretendard', sans-serif;
}

.package-value-amount {
    font-size: 16px;
    font-weight: 700;
    color: #ff6b35;
    font-family: 'Pretendard', sans-serif;
}

/* Large Package Grid */
.large-package-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

.large-package-card {
    background-color: white;
    border: 0.909px solid #e5e7eb;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0px 4px 20px rgba(26, 43, 74, 0.08);
}

.large-package-card .package-amount {
    margin-bottom: 16px;
}

/* Footer Note */
.modal-footer-note {
    text-align: center;
    font-size: 13px;
    color: #8b95a1;
    font-family: 'Pretendard', sans-serif;
    line-height: 19.5px;

    transition: opacity 0.3s;
    font-family: 'Pretendard', sans-serif;
    line-height: 21px;
    padding: 0;
}

.cta-login-button:hover {
    opacity: 1;
}

/* Footer */
.footer {
    background-color: #111827;
    color: white;
    padding: 47.997px 134.901px 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 31.989px;
    margin-bottom: 31.989px;
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: 7.998px;
}

.footer-section h4 {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 0;
    color: white;
    font-family: 'Pretendard', sans-serif;
    line-height: 30px;
}

.footer-section.description p {
    font-size: 14px;
    color: white;
    opacity: 0.5;
    line-height: 21px;
    margin: 0;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
}

.footer-section.contact-info p {
    font-size: 14px;
    color: white;
    opacity: 0.6;
    line-height: 21px;
    margin: 0;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
}

.footer-section.contact-info p:nth-child(2) {
    font-size: 13px;
    opacity: 0.4;
    line-height: 19.5px;
}

.footer-section ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 7.997px;
    padding: 0;
}

.footer-section a {
    color: white;
    text-decoration: none;
    font-size: 14px;
    opacity: 0.6;
    transition: opacity 0.3s;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 21px;
}

.footer-section a:hover {
    opacity: 0.8;
}

.footer-divider {
    border-top: 0.909px solid rgba(255, 255, 255, 0.1);
    padding-top: 24.901px;
    padding-bottom: 0;
}

.footer-bottom {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-bottom: 18px;
}

.footer-copyright {
    font-size: 12px;
    color: white;
    opacity: 0.3;
    font-family: 'Pretendard', sans-serif;
    font-weight: 400;
    line-height: 18px;
    text-align: center;
}

.footer-language {
    display: none;
}

.language-btn {
    display: none;
}

@media (max-width: 1200px) {
    .header-content {
        padding: 10px 40px;
    }

    .hero {
        padding: 60px 40px;
        flex-direction: column;
        gap: 40px;
    }

    .hero-content {
        width: 100%;
    }

    .hero-image {
        width: 100%;
        max-width: 472px;
    }

    .types-section {
        padding: 60px 40px;
    }

    .types-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .type-card {
        border-radius: 12px;
        height: auto;
        padding: 24px;
    }

    .revenue-section,
    .credit-section,
    .earlybird-section,
    .qna-instructor-section,
    .qna-rating-section,
    .benefits-section,
    .question-section,
    .faq-section,
    .cta-section,
    .footer {
        padding: 60px 40px;
    }

    .credit-cards-grid {
        width: 100%;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .credit-system-box {
        width: 100%;
        padding: 40px;
        gap: 20px;
    }
    
    .credit-system-left {width: 100%;}
    .credit-packages {width: 100%;}

    .revenue-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .qna-table {
        width: 100%;
    }

    .qna-table-header,
    .qna-table-row {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
        font-size: 12px;
    }

    .qna-criteria-grid {
        grid-template-columns: 1fr;
    }

    .benefits-content {
        grid-template-columns: 1fr;
    }

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

    .earlybird-benefits {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .benefit-item {
        height: auto;
        padding: 16px;
        font-size: 14px;
    }

    .earlybird-section {
        padding: 40px;
    }

    .earlybird-title {
        font-size: 32px;
    }

    .earlybird-subtitle {
        font-size: 16px;
        margin-bottom: 32px;
    }
}

@media (max-width: 1200px) {
    .qna-instructor-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .qna-instructor-right {
        height: auto;
    }
    .brand-logo {
        height: 35px;
    }
}

@media (max-width: 768px) {
    .header-content {
        padding: 10px 20px;
        flex-wrap: wrap;
        gap: 10px;
    }

    .hero {
        padding: 40px 20px;
    }

    .hero-title {
        font-size: 40px;
        line-height: 50px;
    }

    .benefits-grid {
        flex-direction: column;
        gap: 24px;
    }

    .benefit-item:not(:last-child)::after {
        display: none;
    }

    .types-section {
        padding: 40px 20px;
    }

    .types-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .type-card {
        height: auto;
        padding: 20px;
    }

    .revenue-section,
    .credit-section,
    .earlybird-section,
    .qna-instructor-section,
    .qna-rating-section,
    .benefits-section,
    .question-section,
    .faq-section,
    .cta-section {
        padding: 40px 20px;
    }

    .credit-cards-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .credit-system-box {
        
        padding: 24px;
    }

    .credit-system-title {
        font-size: 22px;
    }

    .earlybird-title {
        font-size: 32px;
        line-height: 48px;
    }

    .earlybird-subtitle {
        font-size: 16px;
        margin-bottom: 32px;
    }

    .earlybird-button {
        font-size: 16px;
        padding: 16px 24px;
    }

    .qna-instructor-title {
        font-size: 32px;
        line-height: 48px;
    }

    .qna-instructor-description {
        font-size: 16px;
        margin-bottom: 20px;
    }

    .qna-instructor-benefits {
        margin-bottom: 32px;
        gap: 6px;
    }

    .revenue-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .revenue-table-header,
    .revenue-table-row {
        grid-template-columns: auto 1fr 1fr;
        gap: 12px;
    }

    .qna-table-header,
    .qna-table-row {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
        font-size: 12px;
    }

    .qna-criteria-grid {
        grid-template-columns: 1fr;
    }

    .qna-tabs {
        flex-direction: column;
        width: 100%;
        border-radius: 0;
        background: none;
        box-shadow: none;
    }

    .qna-tab {
        width: 100%;
    }

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

    .section-title {
        font-size: 28px;
    }

    .cta-title {
        font-size: 36px;
        line-height: 54px;
        margin-bottom: 16px;
    }

    .cta-description {
        font-size: 16px;
        line-height: 24px;
        margin-bottom: 48px;
    }

    .cta-button-primary {
        font-size: 16px;
        min-width: 200px;
    }

    .cta-section::before {
        width: 200px;
        height: 200px;
        top: 40px;
        right: 10%;
    }

    .footer {
        padding: 40px 20px 0;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
        margin-bottom: 24px;
    }

    .footer-section h4 {
        font-size: 16px;
    }

    .footer-section a,
    .footer-section.contact-info p {
        font-size: 13px;
    }

    .footer-divider {
        padding-top: 16px;
    }

    .footer-copyright {
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .header-content {
        padding: 8px 16px;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding: 24px 16px;
    }

    .hero-title {
        font-size: 32px;
        line-height: 40px;
    }

    .hero-description {
        font-size: 14px;
    }

    .benefits-grid {
        flex-direction: column;
        gap: 20px;
        padding-bottom: 20px;
        border-bottom: 0.909px solid #e5e7eb;
    }

    .types-section {
        padding: 24px 16px;
    }

    .types-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .type-card {
        height: auto;
        padding: 16px;
    }

    .revenue-section,
    .credit-section,
    .earlybird-section,
    .qna-instructor-section,
    .qna-rating-section,
    .benefits-section,
    .question-section,
    .faq-section,
    .cta-section {
        padding: 24px 16px;
    }

    .credit-cards-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .credit-system-box {
        
        padding: 20px 16px;
    }

    .credit-system-title {
        font-size: 20px;
    }

    .credit-system-description {
        font-size: 13px;
    }

    .earlybird-title {
        font-size: 28px;
        line-height: 42px;
    }

    .earlybird-subtitle {
        font-size: 15px;
        margin-bottom: 24px;
    }

    .earlybird-benefits {
        grid-template-columns: 1fr;
        gap: 10px;
        margin-bottom: 32px;
    }

    .benefit-item {
        height: auto;
        padding: 12px;
        font-size: 13px;
    }

    .earlybird-button {
        font-size: 15px;
        padding: 14px 20px;
    }

    .qna-instructor-title {
        font-size: 28px;
        line-height: 42px;
    }

    .qna-instructor-description {
        font-size: 15px;
        margin-bottom: 16px;
    }

    .qna-instructor-benefits {
        font-size: 15px;
        margin-bottom: 24px;
        gap: 4px;
    }

    .qna-track-list {
        gap: 10px;
    }

    .qna-instructor-right {
        padding: 24px;
    }

    .qna-table-header,
    .qna-table-row {
        grid-template-columns: 1fr;
        gap: 8px;
        font-size: 11px;
        padding: 16px 12px;
    }

    .qna-table-cell,
    .qna-table-header-cell {
        font-size: 11px;
    }

    .qna-criteria-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .qna-criteria-list {
        gap: 2px;
    }

    .qna-criteria-item {
        font-size: 11px;
    }

    .qna-tabs {
        width: 100%;
        flex-wrap: wrap;
    }

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

    .cta-title {
        font-size: 28px;
        line-height: 42px;
        margin-bottom: 16px;
    }

    .cta-description {
        font-size: 14px;
        line-height: 21px;
        margin-bottom: 40px;
    }

    .cta-button-primary {
        font-size: 14px;
        padding: 15px 24px;
        height: auto;
        min-width: auto;
    }

    .cta-login-section {
        flex-direction: column;
        gap: 4px;
        font-size: 12px;
    }

    .cta-login-text,
    .cta-login-button {
        font-size: 12px;
    }

    .cta-section::before {
        display: none;
    }

    .footer {
        padding: 24px 16px 0;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-bottom: 20px;
    }

    .footer-section h4 {
        font-size: 14px;
        margin-bottom: 8px;
    }

    .footer-section a,
    .footer-section.contact-info p,
    .footer-section.description p {
        font-size: 12px;
    }

    .footer-divider {
        padding-top: 12px;
    }

    .footer-copyright {
        font-size: 10px;
    }
}