/**
 * Training materials renderer styles.
 * Uses shared theme tokens only; project-specific colors stay in theme config.
 */

.training-materials {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

.training-sections {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 4px;
    width: 100%;
    padding: 4px;
    border: 1px solid var(--border-control);
    border-radius: 8px;
    background: var(--surface-subtle);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), var(--shadow-card);
}

.training-section-btn {
    min-height: 42px;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    font: inherit;
    font-size: var(--text-base);
    font-weight: 700;
    line-height: 1.2;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 10px;
    box-shadow: none;
    transition: background 0.18s ease, color 0.18s ease, opacity 0.18s ease, box-shadow 0.18s ease;
}

.training-section-btn--active {
    background: var(--action-primary-bg);
    color: var(--action-primary-text);
    box-shadow: 0 6px 16px rgba(var(--brand-primary-rgb), 0.16);
}

.training-section-btn--locked {
    color: var(--text-muted);
    background: transparent;
    cursor: default;
    opacity: 0.9;
}

.training-section-btn__title {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
}

.training-section-btn__lock {
    flex: 0 0 auto;
    font-size: 11px;
    color: currentColor;
    opacity: 0.72;
}

.training-materials__content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.training-category {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.training-category__title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    color: var(--text-secondary);
    font-size: var(--text-base);
    font-weight: 700;
    line-height: 1.25;
    text-transform: uppercase;
}

.training-category__title::before {
    content: "";
    flex: 0 0 auto;
    width: 3px;
    height: 16px;
    border-radius: 999px;
    background: var(--action-accent-bg);
}

.training-category__title::after {
    content: "";
    height: 1px;
    flex: 1 1 auto;
    background: var(--border-muted);
}

.training-category__cards {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.training-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    border: 1px solid var(--border-control);
    border-radius: 8px;
    background: var(--surface-card);
    color: var(--text-primary);
    padding: 14px 16px;
    box-shadow: var(--shadow-card);
}

.training-card--locked {
    color: var(--text-muted);
    background: var(--surface-control);
}

.training-card__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-sm);
}

.training-card__title {
    margin: 0;
    color: inherit;
    font-size: var(--text-xl);
    font-weight: 700;
    line-height: 1.3;
}

.training-card__lock {
    flex: 0 0 auto;
    margin-top: 2px;
    color: var(--text-muted);
    font-size: 13px;
}

.training-card__subtitle {
    color: var(--text-secondary);
    font-size: var(--text-base);
    font-weight: 600;
    line-height: 1.45;
}

.training-card__body {
    color: var(--text-primary);
    font-size: var(--text-lg);
    font-weight: 500;
    line-height: 1.55;
}

.training-card__body :first-child {
    margin-top: 0;
}

.training-card__body :last-child {
    margin-bottom: 0;
}

.training-card__body p {
    margin: 0 0 var(--spacing-sm);
}

.training-card__body h1,
.training-card__body h2,
.training-card__body h3,
.training-card__body h4 {
    margin: 0 0 var(--spacing-sm);
    color: var(--text-primary);
    font-size: var(--text-lg);
    font-weight: 600;
    line-height: 1.35;
}

.training-card__body ul,
.training-card__body ol {
    margin: 0 0 var(--spacing-sm);
    padding-left: 20px;
}

.training-card__body li {
    margin: 3px 0;
}

.training-card__body a {
    color: var(--text-link);
    font-weight: 700;
}

.training-photos {
    width: 100%;
}

.training-photo {
    display: grid;
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: center;
    gap: var(--spacing-md);
    width: 100%;
    border: 1px solid var(--border-muted);
    border-radius: 8px;
    background: var(--surface-muted);
    color: var(--text-primary);
    cursor: pointer;
    padding: 8px;
    text-align: left;
}

.training-photo__thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: 6px;
    background: var(--surface-card);
}

.training-photo__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.training-photo__meta {
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
}

.training-photo__name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: var(--text-base);
    font-weight: 600;
}

.training-photo__open {
    flex: 0 0 auto;
    color: var(--action-accent-bg-hover);
    font-size: var(--text-sm);
    font-weight: 700;
}

.training-files {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.training-file {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--spacing-sm);
    min-height: 52px;
    border: 1px solid var(--border-muted);
    border-radius: 8px;
    background: var(--surface-muted);
    color: var(--text-primary);
    padding: 10px 12px;
    text-decoration: none;
}

.training-file__icon {
    color: var(--text-primary);
    font-size: 18px;
}

.training-file__name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: var(--text-base);
    font-weight: 600;
}

.training-file__open {
    color: var(--action-accent-bg-hover);
    font-size: var(--text-sm);
    font-weight: 700;
}

.training-empty {
    color: var(--text-muted);
    font-size: var(--text-base);
    font-weight: 700;
    text-align: center;
    padding: var(--spacing-lg);
}

.training-gallery-overlay {
    position: fixed;
    inset: 0;
    z-index: 5000;
    background: rgba(8, 13, 24, 0.86);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
}

.training-gallery {
    position: relative;
    width: min(100%, 920px);
    height: min(100%, 720px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.training-gallery__image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
    background: var(--surface-card);
}

.training-gallery__close,
.training-gallery__nav {
    position: absolute;
    border: 0;
    border-radius: 999px;
    background: var(--surface-overlay);
    color: var(--text-primary);
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-floating);
}

.training-gallery__close {
    top: 10px;
    right: 10px;
}

.training-gallery__nav--prev {
    left: 10px;
}

.training-gallery__nav--next {
    right: 10px;
}

@media (max-width: 430px) {
    .training-sections {
        grid-template-columns: 1fr;
    }

    .training-photo {
        grid-template-columns: 96px minmax(0, 1fr);
    }

    .training-gallery__nav--prev {
        left: 4px;
    }

    .training-gallery__nav--next {
        right: 4px;
    }
}