/* ==========================================
   HOMEPAGE — "Why Researchers Choose Us" + "Trusted Source" cards
   White cards on the light-blue band (matches the reviews section).
========================================== */

.why-us,
.about-phl {
    background: #E4F2FF;
    padding-block: clamp(24px, 4vw, 40px);
}

.why-us__card,
.about-phl__card {
    max-width: 900px;
    margin-inline: auto;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: clamp(28px, 4vw, 48px);
}

.why-us__eyebrow,
.about-phl__eyebrow {
    margin: 0 0 var(--space-3);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    letter-spacing: .08em;
    text-transform: uppercase;
}

.why-us__title,
.about-phl__title {
    margin: 0 0 var(--space-6);
    font-size: var(--font-size-4xl);
    line-height: var(--line-height-tight);
}

.why-us__check,
.about-phl__check {
    flex: 0 0 auto;
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    line-height: 1.4;
}

/* --- Why Researchers Choose Us --- */

.why-us__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.why-us__item {
    display: flex;
    gap: var(--space-3);
}

.why-us__item-title {
    display: block;
    color: var(--color-heading);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: 2px;
}

.why-us__item-desc {
    display: block;
    color: var(--color-text-light);
    line-height: var(--line-height-normal);
}

/* --- Trusted Source --- */

.about-phl__lead {
    margin: 0 0 var(--space-6);
    color: var(--color-text-light);
    font-size: var(--font-size-lg);
    line-height: var(--line-height-normal);
}

.about-phl__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.about-phl__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-heading);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-lg);
}

@media (max-width: 767px) {
    .why-us__title,
    .about-phl__title {
        font-size: var(--font-size-2xl);
    }
    .about-phl__item,
    .why-us__item-title {
        font-size: var(--font-size-base);
    }
}

/* ==========================================
   HOMEPAGE — SEO content sections (intro, research peptides,
   quality & testing, research use). No card wrapper — clean,
   open title + description on a plain band.
========================================== */

.phl-info {
    padding-block: clamp(40px, 6vw, 80px);
}

/* Divider only when two of these sit back-to-back (e.g. research + quality). */
.phl-info + .phl-info {
    border-top: 1px solid var(--color-border-light);
}

.phl-info__card {
    max-width: 820px;
    margin-inline: auto;
}

.phl-info__title {
    margin: 0 0 var(--space-5);
    color: var(--color-heading);
    font-size: clamp(1.6rem, 3.4vw, 2.35rem);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    letter-spacing: -0.01em;
}

.phl-info__card p {
    margin: 0 0 var(--space-4);
    color: var(--color-text);
    font-size: var(--font-size-lg);
    line-height: var(--line-height-loose);
}

.phl-info__card p:last-child {
    margin-bottom: 0;
}

.phl-info__lead {
    font-size: var(--font-size-xl);
    color: var(--color-heading);
    font-weight: var(--font-weight-medium);
}

.phl-info__lead-in {
    color: var(--color-heading) !important;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-lg);
    margin: var(--space-6) 0 var(--space-4) !important;
}

.phl-info__note {
    margin-top: var(--space-6);
    padding: var(--space-4) var(--space-5);
    background: var(--color-primary-light);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
    color: var(--color-text) !important;
    font-size: var(--font-size-base) !important;
    line-height: var(--line-height-normal) !important;
}

.phl-info__note strong {
    color: var(--color-primary-hover);
}

/* --- Check list (2 columns on desktop) --- */

.phl-info__list {
    list-style: none;
    margin: var(--space-2) 0 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4) var(--space-6);
}

.phl-info__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-heading);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-normal);
}

.phl-info__check {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
}

/* --- Quality & Testing — open 3-up columns (no boxes) --- */

.phl-info__grid {
    margin-top: var(--space-8);
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-6) var(--space-8);
}

.phl-info__block-title {
    margin: 0 0 var(--space-2);
    padding-top: var(--space-3);
    border-top: 2px solid var(--color-primary);
    color: var(--color-heading);
    font-size: var(--font-size-lg);
}

.phl-info__block p {
    margin: 0;
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
}

@media (max-width: 767px) {
    .phl-info__card p {
        font-size: var(--font-size-base);
    }
    .phl-info__lead {
        font-size: var(--font-size-lg);
    }
    .phl-info__list,
    .phl-info__grid {
        grid-template-columns: 1fr;
    }
}