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

:root {
    --primary-main: #00A859;
    --primary-light: #E6F6EC;
    --primary-dark: #008F4A;
    --secondary-main: #FFB800;
    --neutral-black: #101010;
    --neutral-grey-900: #1A202C;
    --neutral-grey-700: #4A5568;
    --neutral-grey-500: #A0AEC0;
    --neutral-grey-300: #E2E8F0;
    --neutral-grey-100: #F7F8FA;
    --neutral-white: #FFFFFF;
    --text-primary: #1A202C;
    --text-secondary: #4A5568;
    --text-disabled: #A0AEC0;
    --shadow-sm: 0px 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0px 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0px 10px 25px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--neutral-grey-100);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-main), var(--primary-dark));
    color: white;
    padding: 120px 0 40px;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.page-header-content {
    position: relative;
    z-index: 2;
}

.program-type-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.page-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.page-subtitle {
    font-size: 18px;
    opacity: 0.9;
    max-width: 800px;
    margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
    background: var(--neutral-grey-100);
    padding: 16px 0;
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.breadcrumb-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-link:hover {
    color: var(--primary-main);
}

.breadcrumb-current {
    color: var(--primary-main);
    font-weight: 600;
}

/* Main Content */
.main-content {
    padding: 80px 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 64px;
}

/* Program Info */
.program-info {
    background: var(--neutral-white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-md);
    margin-bottom: 40px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}

.info-item {
    text-align: center;
    padding: 24px;
    background: var(--neutral-grey-100);
    border-radius: 12px;
}

.info-icon {
    font-size: 32px;
    color: var(--primary-main);
    margin-bottom: 12px;
}

.info-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.info-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Program Details */
.program-details {
    background: var(--neutral-white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-md);
    margin-bottom: 40px;
}

.section-title {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.details-content {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 16px;
}

/* Requirements */
.requirements-list {
    list-style: none;
    margin-top: 20px;
}

.requirements-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--neutral-grey-300);
    position: relative;
    padding-left: 32px;
}

.requirements-list li:last-child {
    border-bottom: none;
}

.requirements-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 12px;
    color: var(--primary-main);
    font-weight: 600;
    font-size: 18px;
}

/* Sidebar */
.sidebar {
    position: sticky;
    top: 120px;
}

.sidebar-card {
    background: var(--neutral-white);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--shadow-md);
    margin-bottom: 32px;
}

.price-card {
    text-align: center;
    background: linear-gradient(135deg, var(--primary-main), var(--primary-dark));
    color: white;
}

.price-label {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 8px;
}

.price-amount {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 24px;
}

.price-cta {
    background: white;
    color: var(--primary-main);
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s ease;
    display: inline-block;
    width: 100%;
}

.price-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* Schedules */
.schedules-list {
    max-height: 400px;
    overflow-y: auto;
}

.schedule-item {
    padding: 20px;
    border: 1px solid var(--neutral-grey-300);
    border-radius: 12px;
    margin-bottom: 16px;
    transition: all 0.3s ease;
}

.schedule-item:hover {
    border-color: var(--primary-main);
    box-shadow: var(--shadow-sm);
}

.schedule-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.schedule-batch {
    font-weight: 600;
    color: var(--text-primary);
}

.schedule-status {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.schedule-status.open {
    background: var(--primary-light);
    color: var(--primary-main);
}

.schedule-status.full {
    background: #FFE6E6;
    color: #CC0000;
}

.schedule-info {
    margin-bottom: 16px;
}

.schedule-info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.schedule-info-icon {
    color: var(--primary-main);
    width: 16px;
}

.schedule-register {
    width: 100%;
    padding: 12px;
    background: var(--primary-main);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    text-align: center;
    display: block;
}

.schedule-register:hover {
    background: var(--primary-dark);
}

.schedule-register:disabled {
    background: var(--neutral-grey-300);
    color: var(--text-disabled);
    cursor: not-allowed;
}

/* Related Programs */
.related-programs {
    padding: 80px 0;
    background: var(--neutral-grey-100);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.program-card {
    background: var(--neutral-white);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--neutral-grey-300);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.program-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-main), var(--primary-dark));
}

.program-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.program-card .program-type {
    display: inline-block;
    padding: 4px 12px;
    background: var(--primary-light);
    color: var(--primary-main);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.program-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.program-description {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.program-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-main);
    margin-bottom: 16px;
}

.program-link {
    color: var(--primary-main);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.program-link:hover {
    color: var(--primary-dark);
}

/* Responsive Design */
@media (max-width: 768px) {
    .page-title {
        font-size: 32px;
    }

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

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

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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