/* =============================================================================
   INNER PAGES — product detail + expert single
   ============================================================================= */

/* --- Inner page header — always solid/white -------------------------------- */

.pn-header.pn-header--inner {
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-sm);
}
.pn-header.pn-header--inner .pn-header__logo-icon--dark  { display: block; }
.pn-header.pn-header--inner .pn-header__logo-icon--light { display: none; }
.pn-header.pn-header--inner .pn-header__logo-text--dark  { display: block; }
.pn-header.pn-header--inner .pn-header__logo-text--light { display: none; }
.pn-header.pn-header--inner .pn-nav__link { color: var(--color-text); }
.pn-header.pn-header--inner .pn-nav__link:hover,
.pn-header.pn-header--inner .pn-nav__item--active > .pn-nav__link {
    color: var(--color-primary);
    background-color: var(--color-secondary);
}
.pn-header.pn-header--inner .pn-nav__toggle-bar { background-color: var(--color-primary); }

/* --- General inner page offset (fixed header = 72px) --------------------- */

.pn-single,
.pn-page {
    padding-top: 72px;
}

.admin-bar .pn-single,
.admin-bar .pn-page {
    padding-top: 104px;
}

/* --- Expert single -------------------------------------------------------- */

.pn-expert-single {
    padding-block: var(--space-20);
}

.pn-expert-single__grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-16);
    align-items: start;
}

.pn-expert-single__photo {
    width: 100%;
    border-radius: var(--radius-xl);
    object-fit: cover;
    object-position: top center;
    box-shadow: var(--shadow-lg);
}

.pn-expert-single__photo-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: var(--color-secondary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-size: var(--text-sm);
}

.pn-expert-single__credentials {
    font-size: var(--text-base);
    color: var(--color-text-light);
    margin-bottom: var(--space-6);
    font-weight: var(--weight-medium);
}

.pn-expert-single__content {
    margin-bottom: var(--space-10);
    line-height: var(--leading-relaxed);
    color: var(--color-text);
}

.pn-expert-single__content p + p {
    margin-top: var(--space-4);
}

/* --- Product detail ------------------------------------------------------- */

.pn-product-detail {
    padding-block: var(--space-20);
}

/* --- Expert other-experts strip ------------------------------------------- */

.pn-expert-single__others {
    border-top: 1px solid var(--color-border-light);
    padding-top: var(--space-12);
    margin-top: var(--space-16);
}

.pn-expert-single__others-heading {
    font-size: var(--text-xl);
    font-weight: var(--weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--space-8);
}

.pn-expert-single__others-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.pn-expert-mini {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    text-decoration: none;
    transition: box-shadow var(--duration-fast) var(--ease-default),
                transform  var(--duration-fast) var(--ease-default);
}

.pn-expert-mini:hover {
    box-shadow: var(--shadow-card);
    transform: translateY(-2px);
}

.pn-expert-mini__photo {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    object-fit: cover;
    object-position: top center;
    flex-shrink: 0;
    background: var(--color-secondary);
}

.pn-expert-mini__info {}

.pn-expert-mini__name {
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    color: var(--color-primary);
    line-height: var(--leading-snug);
}

.pn-expert-mini__title {
    font-size: var(--text-xs);
    color: var(--color-text-light);
    margin-top: 2px;
}

/* --- Contact page --------------------------------------------------------- */

.pn-contact {
    padding-block: var(--space-20);
}

.pn-contact__grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-16);
    align-items: start;
}

.pn-contact__info-heading {
    font-size: var(--text-2xl);
    font-weight: var(--weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--space-4);
}

.pn-contact__info-body {
    color: var(--color-text);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-8);
}

.pn-contact__details {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.pn-contact__detail-label {
    display: block;
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    letter-spacing: var(--tracking-wide);
    text-transform: uppercase;
    color: var(--color-text-light);
    margin-bottom: var(--space-1);
}

.pn-contact__detail-value {
    font-size: var(--text-base);
    color: var(--color-primary);
    font-weight: var(--weight-medium);
}

.pn-contact__detail-value[href]:hover { text-decoration: underline; }

/* Form */
.pn-contact__form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.pn-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
}

.pn-form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.pn-form-label {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--color-text);
}

.pn-select {
    appearance: none;
    cursor: pointer;
}

.pn-textarea {
    border-radius: var(--radius-lg);
    resize: vertical;
    min-height: 140px;
}

/* --- Responsive ----------------------------------------------------------- */

@media (max-width: 900px) {
    .pn-expert-single__others-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .pn-expert-single__grid,
    .pn-contact__grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .pn-form-row {
        grid-template-columns: 1fr;
    }

    .pn-expert-single__others-grid {
        grid-template-columns: 1fr;
    }
}