/* ================================================================
   ПРЕИМУЩЕСТВА + СЕРТИФИКАТЫ — независимый файл
   ================================================================ */

//* ============== ПРЕИМУЩЕСТВА ============== */
.advantages-block {
    grid-column: span 12;
}

.advantages-block > h3 {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 28px;
    color: var(--purple-deep);
    letter-spacing: -.02em;
    margin: 8px 0 24px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

@media (max-width: 1024px) {
    .advantages-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
    .advantages-grid { grid-template-columns: 1fr; }
}

.advantage-item {
    display: flex;
    flex-direction: column;
    padding: 20px 20px 22px;
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    transition: border-color .2s, transform .2s;
}

.advantage-item:hover {
    border-color: var(--purple);
    transform: translateY(-2px);
}

.advantage__num {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--lime);
    background: var(--purple-deep);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    flex-shrink: 0;
}

.advantage-item h4 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 17px;
    color: var(--purple-deep);
    margin-bottom: 8px;
    letter-spacing: -.01em;
    line-height: 1.25;
}

.advantage-item .prose p {
    color: var(--ink-soft);
    font-size: 14px;
    margin-bottom: 8px;
    line-height: 1.55;
}

.advantage-item .prose p:last-child {
    margin-bottom: 0;
}

/* ============== СЕРТИФИКАТЫ ============== */
.certificates-canvas {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)) !important;
    gap: 16px !important;
    padding: 24px !important;
    background: var(--paper) !important;
    border: 1px solid var(--line) !important;
    border-radius: var(--radius) !important;
    overflow: visible !important;
}

.cert-card {
    position: relative;
    display: block;
    border-radius: 14px;
    overflow: visible;
    text-decoration: none;
    transition: transform .2s ease, box-shadow .2s ease;
    z-index: 1;
}

.cert-card:hover {
    transform: translateY(-4px);
    z-index: 10;
}

.cert-card__media {
    border-radius: 14px;
    overflow: hidden;
    background: var(--purple-soft);
    border: 1px solid var(--line);
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cert-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .3s ease;
}

.cert-card:hover .cert-card__media img {
    transform: scale(1.04);
}

/* Всплывающая подсказка */
.cert-card__tooltip {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    width: 320px;
    max-width: 90vw;
    background: var(--purple-deep);
    color: var(--cream);
    border-radius: 14px;
    padding: 16px 18px;
    font-size: 13.5px;
    line-height: 1.5;
    box-shadow: 0 18px 40px rgba(42, 23, 69, .35);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease, transform .25s ease;
    z-index: 100;
}

.cert-card:hover .cert-card__tooltip {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.cert-card__tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-top-color: var(--purple-deep);
}

.cert-card__tooltip-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 15px;
    color: var(--yellow);
    margin-bottom: 10px;
    line-height: 1.3;
}

.cert-card__tooltip-row {
    display: flex;
    gap: 8px;
    margin-bottom: 6px;
    font-size: 13px;
}

.cert-card__label {
    color: var(--lime);
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .08em;
    flex-shrink: 0;
    padding-top: 2px;
}

.cert-card__tooltip-link {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed rgba(250, 246, 240, .2);
    font-size: 12px;
    color: rgba(250, 246, 240, .65);
    text-align: center;
}

@media (max-width: 640px) {
    .certificates-canvas {
        grid-template-columns: 1fr !important;
        padding: 16px !important;
    }
    .cert-card__tooltip {
        position: fixed;
        bottom: auto;
        top: 50%;
        left: 20px;
        right: 20px;
        width: auto;
        transform: translateY(-50%);
    }
    .cert-card:hover .cert-card__tooltip {
        transform: translateY(-50%);
    }
    .cert-card__tooltip::after {
        display: none;
    }
}