/* =========================================================
 * Luxe Minimal - Product Detail Description (product_view_description.css)
 * YES Exosome 商品詳細頁 — Image #3 ~ #12 共 10 個敘述區塊樣式
 * 依賴 main.css 的 design tokens
 * ========================================================= */

/* ---------- Common Banner / Overlay ---------- */
.pvd-banner
{
    position: relative;
    width: 100%;
    overflow: hidden;
}

.pvd-banner img
{
    width: 100%;
    height: auto;
    display: block;
}

.pvd-banner-overlay
{
    position: absolute;
    inset: 0;
}

.pvd-banner-overlay-inner
{
    max-width: var(--max-w-7xl);
    margin: 0 auto;
    height: 100%;
    padding: 0 10px 5px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    gap: 12px;
}

@media (min-width: 768px)
{
    .pvd-banner-overlay-inner
    {
        margin: -60px auto;
        padding: 0 48px;
        justify-content: center;
        gap: 20px;
    }
}

/* ---------- Common Section Wrapper ---------- */
.pvd-section
{
    padding: 80px 0;
}

@media (min-width: 768px)
{
    .pvd-section
    {
        padding: 112px 0;
    }
}

.pvd-section-bg-white   { background: #ffffff; }
.pvd-section-bg-warm    { background: var(--surface-warm); }
.pvd-section-bg-lighter { background: var(--brand-lighter); }

.pvd-section-inner
{
    max-width: var(--max-w-7xl);
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px)
{
    .pvd-section-inner
    {
        padding: 0 48px;
    }
}

.pvd-section-title
{
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 0.1em;
    text-align: center;
    line-height: 1.3;
    margin: 0 0 48px;
}

@media (min-width: 768px)
{
    .pvd-section-title
    {
        font-size: 44px;
        margin: 0 0 64px;
    }
}

/* ---------- A. Image #3 - Hero ---------- */
.pvd-hero-title
{
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin: 0;
}

.pvd-hero-subtitle
{
    font-size: 13px;
    color: var(--ink-light);
    line-height: 1.6;
    margin: 0;
}

@media (min-width: 768px)
{
    .pvd-hero-title
    {
        font-size: 56px;
    }

    .pvd-hero-subtitle
    {
        font-size: 18px;
    }
}

/* ---------- B. Image #4 - Core Ingredients ---------- */
.pvd-ingredients-grid
{
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 768px)
{
    .pvd-ingredients-grid
    {
        grid-template-columns: 1fr 1fr;
        column-gap: 48px;
        row-gap: 64px;
    }
}

.pvd-ingredient-card
{
    display: flex;
    flex-direction: column;
}

.pvd-ingredient-image
{
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--surface-warm);
    margin-bottom: 20px;
}

.pvd-ingredient-image img
{
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pvd-ingredient-title
{
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 0.05em;
    line-height: 1.5;
    margin: 0 0 8px;
}

.pvd-ingredient-desc
{
    font-size: 13px;
    color: var(--ink-light);
    line-height: 1.7;
    margin: 0;
}

@media (min-width: 768px)
{
    .pvd-ingredient-title
    {
        font-size: 20px;
    }

    .pvd-ingredient-desc
    {
        font-size: 15px;
    }
}

/* ---------- C. Image #5 - Brand Statement ---------- */
.pvd-statement-overlay
{
    max-width: var(--max-w-5xl);
}

.pvd-statement-eyebrow
{
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--brand-dark);
    margin: 0 0 4px;
}

.pvd-statement-title
{
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin: 0;
}

.pvd-statement-body
{
    font-size: 12px;
    color: var(--ink-light);
    line-height: 1.7;
    margin: 0;
    max-width: 28rem;
}

@media (min-width: 768px)
{
    .pvd-statement-eyebrow
    {
        font-size: 16px;
    }

    .pvd-statement-title
    {
        font-size: 48px;
    }

    .pvd-statement-body
    {
        font-size: 16px;
    }
}

/* ---------- D. Image #6 - 7-day Change ---------- */
.pvd-change
{
    background: #ffffff;
    padding-top: 48px;
}

.pvd-change-title
{
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 0.1em;
    text-align: center;
    margin: 0 0 32px;
    padding: 0 24px;
}

.pvd-change img
{
    width: 100%;
    display: block;
}

@media (min-width: 768px)
{
    .pvd-change
    {
        padding-top: 80px;
    }

    .pvd-change-title
    {
        font-size: 44px;
        margin: 0 0 48px;
    }
}

/* ---------- E. Image #7 - Certifications ---------- */
.pvd-cert-grid
{
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

@media (min-width: 768px)
{
    .pvd-cert-grid
    {
        grid-template-columns: 1fr 1fr;
        gap: 64px;
    }
}

.pvd-cert-eyebrow
{
    font-size: 13px;
    color: var(--ink-light);
    letter-spacing: 0.2em;
    margin: 0 0 8px;
}

.pvd-cert-title
{
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 0.2em;
    line-height: 1.3;
    margin: 0 0 40px;
}

.pvd-cert-badges
{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.pvd-cert-badge-card
{
    text-align: center;
}

.pvd-cert-badge
{
    aspect-ratio: 1 / 1;
    border-radius: 9999px;
    margin: 0 auto 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: radial-gradient(ellipse at 30% 25%, #f5d585 0%, #c79235 25%, #8a5a18 70%, #553609 100%);
    position: relative;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
}

.pvd-cert-badge::before
{
    content: '';
    position: absolute;
    inset: 6%;
    border-radius: 9999px;
    background: radial-gradient(circle, #1f3a8a 0%, #0c1d52 100%);
    border: 2px solid #f5d585;
}

.pvd-cert-badge::after
{
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 9999px;
    box-shadow: inset 0 0 0 3px rgba(255, 255, 255, 0.25);
}

.pvd-cert-badge > *
{
    position: relative;
    z-index: 2;
}

.pvd-cert-badge-eyebrow
{
    font-size: 8px;
    letter-spacing: 0.1em;
    opacity: 0.8;
    line-height: 1;
}

.pvd-cert-badge-main
{
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 800;
    line-height: 1;
    margin-top: 4px;
}

.pvd-cert-badge-main-sm
{
    font-family: var(--font-serif);
    font-size: 14px;
    font-weight: 800;
    line-height: 1;
    margin-top: 4px;
}

.pvd-cert-badge-sub-sm
{
    font-family: var(--font-serif);
    font-size: 10px;
    font-weight: 700;
    line-height: 1;
    margin-top: 1px;
}

.pvd-cert-badge-label
{
    font-size: 10px;
    font-weight: 500;
    margin-top: 4px;
    line-height: 1.2;
}

.pvd-cert-badge-foot
{
    font-size: 7px;
    letter-spacing: 0.15em;
    opacity: 0.7;
    margin-top: 4px;
    line-height: 1;
}

@media (min-width: 768px)
{
    .pvd-cert-badges
    {
        gap: 20px;
    }

    .pvd-cert-eyebrow
    {
        font-size: 15px;
    }

    .pvd-cert-title
    {
        font-size: 44px;
        margin: 0 0 56px;
    }

    .pvd-cert-badge-eyebrow
    {
        font-size: 10px;
    }

    .pvd-cert-badge-main
    {
        font-size: 36px;
    }

    .pvd-cert-badge-main-sm
    {
        font-size: 22px;
    }

    .pvd-cert-badge-sub-sm
    {
        font-size: 13px;
    }

    .pvd-cert-badge-label
    {
        font-size: 12px;
    }

    .pvd-cert-badge-foot
    {
        font-size: 9px;
    }
}

.pvd-cert-badge-name
{
    font-size: 11px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.4;
    margin: 0 0 4px;
}

.pvd-cert-badge-meta
{
    font-size: 9px;
    color: var(--ink-light);
    line-height: 1.4;
    margin: 0;
}

@media (min-width: 768px)
{
    .pvd-cert-badge-name
    {
        font-size: 14px;
    }

    .pvd-cert-badge-meta
    {
        font-size: 12px;
    }
}

.pvd-cert-doc
{
    background: #ffffff;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
    padding: 12px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.pvd-cert-doc img
{
    width: 100%;
    height: auto;
    display: block;
}

.pvd-cert-doc-caption
{
    text-align: center;
    margin: 20px 0 0;
    font-size: 13px;
    color: var(--ink);
    letter-spacing: 0.2em;
}

@media (min-width: 768px)
{
    .pvd-cert-doc
    {
        padding: 16px;
        gap: 12px;
    }

    .pvd-cert-doc-caption
    {
        font-size: 18px;
    }
}

/* ---------- F-intro. Bio Aesthetics (between team photos & cica video) ---------- */
.pvd-bio-intro
{
    text-align: center;
    margin-top: 40px;
    padding: 0 16px;
}

.pvd-bio-intro-title
{
    font-family: var(--font-serif);
    font-size: 26px;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: 0.02em;
    line-height: 1.2;
    margin: 0 0 14px;
}

.pvd-bio-intro-desc
{
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 400;
    color: var(--ink-soft, #555);
    line-height: 1.8;
    letter-spacing: 0.02em;
    margin: 0;
}

@media (min-width: 768px)
{
    .pvd-bio-intro
    {
        margin-top: 64px;
    }

    .pvd-bio-intro-title
    {
        font-size: 36px;
        margin-bottom: 18px;
    }

    .pvd-bio-intro-desc
    {
        font-size: 16px;
    }
}

/* ---------- F. Image #8 - Research Team + ARTEMISIA-CICA ---------- */
.pvd-team-photos
{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 0;
}

.pvd-team-photo
{
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background: var(--surface-warm);
}

.pvd-team-photo img
{
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

@media (min-width: 768px)
{
    .pvd-team-photos
    {
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
}

.pvd-cica
{
    display: grid;
    grid-template-columns: 1fr;
    align-items: stretch;
    margin-top: 32px;
}

@media (min-width: 768px)
{
    .pvd-cica
    {
        grid-template-columns: 1fr 1fr;
        margin-top: 48px;
    }
}

.pvd-cica-video
{
    background: #000000;
}

.pvd-cica-video video
{
    width: 100%;
    height: 100%;
    aspect-ratio: 4 / 3;
    background: #000000;
    display: block;
}

@media (min-width: 768px)
{
    .pvd-cica-video video
    {
        aspect-ratio: auto;
    }
}

.pvd-cica-panel
{
    background: var(--brand-lighter);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 56px 32px;
}

@media (min-width: 768px)
{
    .pvd-cica-panel
    {
        padding: 80px 64px;
    }
}

.pvd-cica-title
{
    font-family: var(--font-serif);
    font-size: 36px;
    font-weight: 800;
    color: var(--ink);
    letter-spacing: -0.01em;
    line-height: 1.1;
    margin: 0;
}

@media (min-width: 768px)
{
    .pvd-cica-title
    {
        font-size: 44px;
    }
}

.pvd-cica-desc
{
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 400;
    color: var(--ink-soft, #555);
    line-height: 1.8;
    letter-spacing: 0.02em;
    margin: 20px 0 0;
}

@media (min-width: 768px)
{
    .pvd-cica-desc
    {
        font-size: 16px;
        margin-top: 28px;
    }
}

/* ---------- G. Image #9 - Team Banner ---------- */
.pvd-team-banner-title
{
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin: 0;
}

@media (min-width: 768px)
{
    .pvd-team-banner-title
    {
        font-size: 56px;
    }
}

/* ---------- H. Image #10 - How To (3 Steps) ---------- */
.pvd-howto-grid
{
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px)
{
    .pvd-howto-grid
    {
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
    }
}

.pvd-howto-card
{
    display: flex;
    flex-direction: column;
}

.pvd-howto-image
{
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--surface);
    margin-bottom: 20px;
}

.pvd-howto-image img
{
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pvd-howto-step-title
{
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 0.1em;
    margin: 0 0 8px;
}

.pvd-howto-step-desc
{
    font-size: 14px;
    color: var(--ink-light);
    line-height: 1.7;
    margin: 0;
}

@media (min-width: 768px)
{
    .pvd-howto-step-title
    {
        font-size: 18px;
    }

    .pvd-howto-step-desc
    {
        font-size: 16px;
    }
}

/* ---------- I. Image #11 - Comparison (full image) ---------- */
.pvd-vs
{
    background: #ffffff;
}

.pvd-vs img
{
    width: 100%;
    display: block;
}

/* ---------- J. Image #12 - Product Final ---------- */
.pvd-product-overlay-inner
{
    max-width: var(--max-w-7xl);
}

.pvd-product-title
{
    font-family: var(--font-serif);
    font-size: 14px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin: 0;
}

.pvd-product-tagline
{
    font-size: 13px;
    color: var(--ink-light);
    line-height: 1.6;
    margin: 0;
}

@media (min-width: 768px)
{
    .pvd-product-title
    {
        font-size: 40px;
    }

    .pvd-product-tagline
    {
        font-size: 18px;
    }
}

/* ---------- C2. FAQ — Frequently Asked Questions ---------- */
.pvd-faq-list
{
    max-width: 800px;
    margin: 0 auto;
    border-top: 1px solid var(--brand-lighter);
}

/*FAQ 題目使用中文一般字級 (覆寫 .pv-accordion-title 的 uppercase / tracking 設定)*/
.pvd-faq-q
{
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: none;
    color: var(--ink);
    text-align: left;
    line-height: 1.6;
    padding-right: 16px;
}

@media (min-width: 768px)
{
    .pvd-faq-q
    {
        font-size: 17px;
    }
}

/*FAQ 答案微調：稍大行距、保留既有灰色細字*/
.pvd-faq .pv-accordion-body
{
    padding: 4px 0 24px 0;
    font-size: 14px;
}

@media (min-width: 768px)
{
    .pvd-faq .pv-accordion-body
    {
        font-size: 15px;
    }
}