/* VetEdemy Strict Brand Colors */
:root {
    --ve-navy: #0B2545;       /* Primary Deep Navy Blue */
    --ve-red: #E63946;        /* Accent Red */
    --ve-bg: #F8FAFC;
    --ve-card-bg: #FFFFFF;
    --ve-text-dark: #1E293B;
    --ve-text-muted: #64748B;
    --ve-border: #E2E8F0;
    --ve-btn-blue: #1D61E7;
}

.vetedemy-container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 24px 16px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--ve-text-dark);
}

.vetedemy-main-title {
    text-align: center;
    color: var(--ve-navy);
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 32px;
    letter-spacing: 0.5px;
}

/* Years Grid */
.vetedemy-years-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.vetedemy-year-card {
    background: var(--ve-card-bg);
    border-radius: 12px;
    border: 1px solid var(--ve-border);
    box-shadow: 0 4px 12px rgba(11, 37, 69, 0.05);
    overflow: hidden;
    transition: transform 0.2s ease;
}

.vetedemy-year-card:hover {
    transform: translateY(-2px);
}

.vetedemy-year-header {
    background: var(--ve-navy);
    color: #FFFFFF;
    padding: 14px;
    font-size: 17px;
    font-weight: 700;
    text-align: center;
    border-bottom: 3px solid var(--ve-red);
}

.vetedemy-subject-list {
    display: flex;
    flex-direction: column;
}

.vetedemy-subject-item {
    padding: 12px 18px;
    color: var(--ve-text-dark);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-bottom: 1px solid #F1F5F9;
    transition: all 0.2s ease;
}

.vetedemy-subject-item:hover {
    background: #F8FAFC;
    color: var(--ve-red);
    padding-left: 22px;
}

/* Back Link */
.vetedemy-back-btn {
    display: inline-flex;
    align-items: center;
    margin-bottom: 20px;
    color: var(--ve-navy);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
}

.vetedemy-back-btn:hover {
    color: var(--ve-red);
}

/* Subject & Books Listing */
.vetedemy-subject-title {
    text-align: center;
    color: var(--ve-navy);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.vetedemy-subject-desc {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 30px auto;
    color: var(--ve-text-muted);
    font-size: 14px;
    line-height: 1.6;
}

.vetedemy-books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 24px;
}

.vetedemy-book-card {
    background: var(--ve-card-bg);
    border-radius: 12px;
    padding: 14px;
    border: 1px solid var(--ve-border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.04);
    text-align: center;
    transition: all 0.25s ease;
}

.vetedemy-book-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(11, 37, 69, 0.12);
}

.vetedemy-book-card a {
    text-decoration: none;
}

.vetedemy-book-cover img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    border-radius: 8px;
}

.vetedemy-book-card-title {
    color: var(--ve-navy);
    font-size: 14px;
    font-weight: 600;
    margin-top: 12px;
    line-height: 1.4;
}

/* Single Book Layout */
.vetedemy-single-wrapper {
    max-width: 850px;
}

.vetedemy-single-card {
    background: var(--ve-card-bg);
    border-radius: 16px;
    padding: 28px;
    border: 1px solid var(--ve-border);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    display: flex;
    gap: 28px;
    margin-bottom: 24px;
}

.vetedemy-single-cover img {
    width: 220px;
    border-radius: 10px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.12);
}

.vetedemy-single-title {
    color: var(--ve-navy);
    font-size: 22px;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 8px;
}

.vetedemy-edition-badge {
    display: inline-block;
    color: #166534;
    background: #DCFCE7;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 13px;
    margin-bottom: 14px;
}

.vetedemy-single-desc {
    color: var(--ve-text-muted);
    font-size: 14px;
    line-height: 1.6;
}

.vetedemy-details-box {
    background: var(--ve-card-bg);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--ve-border);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    margin-bottom: 28px;
}

.vetedemy-details-box h3 {
    margin-top: 0;
    color: var(--ve-navy);
    font-size: 18px;
    margin-bottom: 16px;
}

.vetedemy-details-table {
    width: 100%;
    border-collapse: collapse;
}

.vetedemy-details-table td {
    padding: 10px 0;
    border-bottom: 1px solid #F1F5F9;
    font-size: 14px;
}

.vetedemy-details-table td:first-child {
    font-weight: 700;
    color: var(--ve-navy);
    width: 30%;
}

.vetedemy-download-action {
    text-align: center;
}

.vetedemy-btn-download {
    background: var(--ve-btn-blue);
    color: #FFFFFF !important;
    padding: 14px 40px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    display: inline-block;
    transition: background 0.2s ease;
}

.vetedemy-btn-download:hover {
    background: var(--ve-navy);
}

@media (max-width: 640px) {
    .vetedemy-single-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}