/* ============================================
   SERVICE PAGES — Shared Styles
   ============================================ */

/* ---- Section layout ---- */
.sv-section {
    padding: var(--section-pad) 0;
    border-bottom: 1px solid var(--border);
}
.sv-section:last-of-type {
    border-bottom: none;
}
.sv-section--alt {
    background: var(--bg-secondary);
}

/* ---- Page header glow ---- */
.sv-page-header--glow {
    position: relative;
    overflow: hidden;
}
.sv-page-header--glow::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 80% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

/* ---- Prose blocks ---- */
.sv-prose {
    max-width: 800px;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
}
.sv-prose p {
    margin-bottom: 16px;
}
.sv-prose p:last-child {
    margin-bottom: 0;
}
.sv-prose strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* ---- Badge (duration, format pills) ---- */
.sv-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.02em;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent);
    white-space: nowrap;
}
.sv-badge svg {
    width: 14px;
    height: 14px;
}

/* ---- Course overview cards ---- */
.sv-courses-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 32px;
}
.sv-course-card {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    padding: 28px 28px 28px 32px;
    position: relative;
    transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s,
                opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.sv-course-card.visible {
    transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}
.sv-section--alt .sv-course-card {
    background: var(--bg-primary);
}
.sv-course-card:hover {
    border-color: var(--border-light);
    border-left-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}
.sv-course-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}
.sv-course-card__title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.25;
}
.sv-course-card__instructor {
    display: block;
    font-size: 13.5px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}
.sv-course-card__instructor a {
    color: var(--accent);
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s;
}
.sv-course-card__instructor a:hover {
    color: var(--accent-hover);
}

/* ---- Info blocks (delivery, certificates, etc.) ---- */
.sv-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 28px;
}
.sv-info-block {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.sv-info-block.visible {
    transition: border-color 0.25s;
}
.sv-section--alt .sv-info-block {
    background: var(--bg-tertiary);
}
.sv-info-block__icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(59, 130, 246, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.sv-info-block__icon svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
}
.sv-info-block__text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}
.sv-info-block__text strong {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 14px;
}

/* ---- Curriculum sections ---- */
.sv-curriculum-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}
.sv-curriculum-header .section-title {
    margin-bottom: 0;
    font-size: clamp(24px, 3vw, 32px);
}
.sv-curriculum__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 32px;
}
.sv-curriculum__item {
    display: flex;
    gap: 12px;
    align-items: baseline;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}
.sv-curriculum__item:last-child {
    border-bottom: none;
}
.sv-curriculum__num {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    min-width: 24px;
    flex-shrink: 0;
    font-variant-numeric: tabular-nums;
}

/* ---- Instructor cards ---- */
.sv-instructors-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 32px;
}
.sv-instructor-card {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    padding: 32px;
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.sv-instructor-card.visible {
    transition: border-color 0.25s, box-shadow 0.25s;
}
.sv-section--alt .sv-instructor-card {
    background: var(--bg-primary);
}
.sv-instructor-card__header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}
.sv-instructor-card__avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(59, 130, 246, 0.1);
    border: 2px solid rgba(59, 130, 246, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 22px;
    color: var(--accent);
    flex-shrink: 0;
}
.sv-instructor-card__name {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.25;
}
.sv-instructor-card__role {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
    line-height: 1.5;
}
.sv-instructor-card__bio {
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.75;
}

/* ---- CTA section ---- */
.sv-cta {
    padding: var(--section-pad) 0;
    text-align: center;
}
.sv-cta-inner {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(40px, 5vw, 64px);
    position: relative;
    overflow: hidden;
}
.sv-cta-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.sv-cta p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 640px;
    margin: 0 auto 28px;
}

/* ---- Analytical services list ---- */
.sv-analytical-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 12px;
}
.sv-analytical-list li {
    position: relative;
    padding-left: 20px;
    line-height: 1.8;
}
.sv-analytical-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}

/* ---- Related links list ---- */
.sv-related-links {
    display: grid;
    gap: 8px;
}
.sv-related-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: border-color 0.25s, color 0.25s, transform 0.25s, box-shadow 0.25s,
                opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.sv-related-link.visible {
    transition: border-color 0.25s, color 0.25s, transform 0.25s, box-shadow 0.25s;
}
.sv-related-link:hover {
    border-color: var(--accent);
    color: var(--text-primary);
    transform: translateX(4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}
.sv-related-link svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    color: var(--accent);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .sv-courses-grid {
        grid-template-columns: 1fr;
    }
    .sv-info-grid {
        grid-template-columns: 1fr;
    }
    .sv-curriculum__list {
        grid-template-columns: 1fr;
    }
    .sv-instructors-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 768px) {
    .sv-course-card {
        padding: 22px 20px 22px 24px;
    }
    .sv-course-card__title {
        font-size: 18px;
    }
    .sv-instructor-card {
        padding: 24px 20px 24px 24px;
    }
    .sv-info-block {
        padding: 20px;
    }
}