/* =========================================================
   G91 PRODUCT PAGE — COMPACT VERSION
   ========================================================= */

.g91-page {
    --g91-green: #1f5b3a;
    --g91-dark: #173d2a;
    --g91-light: #f5f7f6;
    --g91-border: #dfe6e2;
}

/* =========================================================
   GLOBAL
   ========================================================= */

.g91-page .container {
    max-width: 1040px;
}

.g91-page img {
    max-width: 100%;
    height: auto;
}

/* =========================================================
   QUICK SPECS
   ========================================================= */

.g91-quick-specs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin: 18px 0;
}

.quick-spec {
    padding: 12px;
    background: #fff;
    border: 1px solid #dfe5df;
    border-radius: 6px;
    text-align: center;
}

.quick-spec strong {
    display: block;
    font-size: 21px;
    color: #1f5d3a;
    margin-bottom: 3px;
}

.quick-spec span {
    display: block;
    font-size: 12px;
    color: #555;
}

/* =========================================================
   HERO
   ========================================================= */

.g91-hero {
    padding: 28px 0 20px;
    background: linear-gradient(180deg, #fff 0%, #f6f8f6 100%);
}

.g91-hero .product-hero-grid {
    align-items: center;
}

.g91-hero h1 {
    font-size: clamp(38px, 5vw, 58px);
    line-height: .95;
    color: var(--g91-green);
    margin: 5px 0;
}

.g91-hero h2 {
    font-size: clamp(20px, 2.5vw, 28px);
    margin: 0 0 10px;
    color: #1d1d1d;
}

.g91-hero p {
    font-size: 15px;
    line-height: 1.45;
    max-width: 560px;
    color: #555;
}

.g91-hero-media {
    background: #fff;
    border-radius: 10px;
    padding: 10px;
    box-shadow: 0 8px 22px rgba(0,0,0,.06);
}

.g91-hero-media img {
    display: block;
    width: 100%;
    max-height: 300px;
    object-fit: contain;
}

/* =========================================================
   FACILITY IMAGE
   ========================================================= */

.g91-facility-strip {
    text-align: center;
}

.g91-facility-strip img {
    display: block;
    width: 100%;
    max-width: 820px;
    max-height: 300px;
    margin: 0 auto;
    object-fit: cover;
}

/* =========================================================
   GENERAL SECTIONS
   ========================================================= */

.g91-section,
.g91-highlight {
    padding: 28px 0;
}

.g91-soft {
    background: var(--g91-light);
}

.section-heading {
    max-width: 700px;
    margin: 0 auto 20px;
    text-align: center;
}

.g91-kicker {
    display: block;
    font-size: 11px;
    letter-spacing: .12em;
    font-weight: 700;
    color: #4b8e39;
    margin-bottom: 5px;
}

.g91-section h2,
.g91-highlight h2 {
    font-size: clamp(25px, 3vw, 36px);
    color: var(--g91-dark);
    margin: 0 0 8px;
}

.section-heading p,
.g91-highlight p {
    font-size: 15px;
    line-height: 1.5;
    color: #666;
}

/* =========================================================
   FEATURE CARDS
   ========================================================= */

.g91-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.g91-feature-grid .feature-card {
    padding: 16px;
    border: 1px solid var(--g91-border);
    border-radius: 9px;
    background: #fff;
    box-shadow: 0 4px 14px rgba(0,0,0,.03);
}

.g91-feature-grid h3 {
    color: var(--g91-green);
    font-size: 17px;
    margin-top: 0;
}

.g91-feature-grid p {
    color: #666;
    font-size: 14px;
    line-height: 1.45;
}

.g91-feature-image {
    text-align: center;
    margin-top: 20px;
}

.g91-feature-image img {
    display: block;
    width: auto;
    max-width: 680px;
    max-height: 360px;
    margin: 0 auto;
    object-fit: contain;
}

/* =========================================================
   DARK HIGHLIGHT
   ========================================================= */

.g91-highlight {
    background: #101312;
    color: #fff;
}

.g91-highlight .container {
    display: grid;
    grid-template-columns: .85fr 1.15fr;
    gap: 28px;
    align-items: center;
}

.g91-highlight h2 {
    color: #fff;
}

.g91-highlight p {
    color: #d7ddd9;
}

.g91-highlight img {
    display: block;
    width: 100%;
    max-width: 620px;
    max-height: 300px;
    margin: 0 auto;
    object-fit: contain;
    border-radius: 10px;
}

/* =========================================================
   TWO COLUMN SECTIONS
   ========================================================= */

.g91-two-col,
.g91-image-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.g91-two-col article {
    background: #fff;
    border: 1px solid var(--g91-border);
    border-radius: 10px;
    padding: 18px;
}

.g91-two-col h2 {
    font-size: 24px;
    margin-bottom: 8px;
}

.g91-two-col p {
    color: #666;
    font-size: 14px;
    line-height: 1.5;
    min-height: 0;
}

.g91-two-col img {
    display: block;
    width: 100%;
    max-height: 240px;
    margin: 12px auto 0;
    object-fit: contain;
    border-radius: 8px;
}

.g91-image-grid img {
    display: block;
    width: 100%;
    max-height: 260px;
    object-fit: contain;
    border-radius: 9px;
    background: #fff;
    border: 1px solid var(--g91-border);
}

/* =========================================================
   CONTROL
   ========================================================= */

.g91-control-copy {
    max-width: 720px;
    margin: 18px auto 0;
    text-align: center;
}

.g91-control-copy h3 {
    color: var(--g91-green);
    font-size: 21px;
}

.g91-control-copy p {
    color: #666;
    font-size: 14px;
    line-height: 1.5;
}

/* =========================================================
   SPECIFICATIONS
   ========================================================= */

.g91-spec-table {
    border: 1px solid var(--g91-border);
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
}

.g91-spec-row {
    display: grid;
    grid-template-columns: 34% 66%;
    border-bottom: 1px solid var(--g91-border);
}

.g91-spec-row:last-child {
    border-bottom: 0;
}

.g91-spec-row strong,
.g91-spec-row span {
    padding: 9px 13px;
    font-size: 13px;
}

.g91-spec-row strong {
    background: #f1f5f2;
    color: var(--g91-dark);
}

.g91-spec-row span {
    color: #444;
}

.g91-spec-visual {
    display: block;
    width: auto;
    max-width: 700px;
    max-height: 300px;
    margin: 20px auto 0;
    object-fit: contain;
    border-radius: 10px;
    border: 1px solid var(--g91-border);
    background: #fff;
}

/* =========================================================
   VENTILATION TABLE
   ========================================================= */

.g91-vent-table-wrap {
    overflow-x: auto;
}

.g91-vent-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border: 1px solid var(--g91-border);
    min-width: 650px;
}

.g91-vent-table th,
.g91-vent-table td {
    padding: 8px 10px;
    font-size: 13px;
    border: 1px solid var(--g91-border);
    text-align: left;
}

.g91-vent-table th {
    background: var(--g91-dark);
    color: #fff;
}

.g91-vent-table tbody tr:nth-child(even) {
    background: #f7f9f8;
}

/* =========================================================
   PRODUCT HERO / GALLERY
   ========================================================= */

.g91-product-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, .9fr);
    gap: 28px;
    align-items: start;
}

.g91-gallery {
    min-width: 0;
}

.g91-main-image {
    width: 100%;
    height: 290px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 7px;
    overflow: hidden;
}

.g91-main-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.g91-thumbnails {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 7px;
    margin-top: 8px;
}

.g91-thumbnails img {
    width: 100%;
    height: 52px;
    object-fit: contain;
    display: block;
    background: #fff;
    border: 1px solid #e2e2e2;
    border-radius: 4px;
    padding: 3px;
}

.g91-thumbnails img:first-child {
    border: 2px solid #1f5d3a;
}

.g91-product-info {
    padding-top: 4px;
}

.g91-product-info h1 {
    font-size: 40px;
    line-height: 1;
    margin: 5px 0 12px;
}

.g91-feature-heading {
    font-size: 18px;
    line-height: 1.2;
    text-align: left;
    margin: 15px 0 8px;
}

.g91-feature-list {
    list-style: none;
    margin: 0 0 15px;
    padding: 0;
}

.g91-feature-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 6px;
    line-height: 1.35;
    font-size: 14px;
}

.g91-feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    width: 17px;
    height: 17px;
    border-radius: 50%;
    background: #0d4d32;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    line-height: 17px;
    text-align: center;
}

.g91-product-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 12px;
}

/* =========================================================
   PRODUCT NAVIGATION
   ========================================================= */

.g91-product-nav {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-top: 15px;
    padding: 10px 0 0;
    border-bottom: 1px solid #d9d9d9;
}

.g91-product-nav a {
    display: block;
    padding: 0 3px 9px;
    color: #173f2b;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}

.g91-product-nav a:hover {
    color: #3ca51f;
    border-bottom: 2px solid #3ca51f;
}

/* =========================================================
   CTA
   ========================================================= */

.g91-page .product-cta {
    padding: 28px 0;
    background: #123f2b;
    text-align: center;
}

.g91-page .product-cta h2 {
    margin: 0 0 6px;
    color: #fff;
    font-size: clamp(24px, 2.5vw, 30px);
    line-height: 1.15;
}

.g91-page .product-cta p {
    margin: 0 0 12px;
    font-size: 13px;
    line-height: 1.4;
    color: #fff;
}

.g91-page .product-cta .btn-primary {
    display: inline-block;
    padding: 9px 18px;
    border-radius: 5px;
    background: #fff;
    color: #16452d;
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
}

.g91-page .product-cta .btn-primary:hover {
    background: #f2f2f2;
    color: #16452d;
}

/* =========================================================
   TABLET
   ========================================================= */

@media (max-width: 900px) {

    .g91-page .container {
        max-width: 94%;
    }

    .g91-feature-grid,
    .g91-highlight .container,
    .g91-two-col,
    .g91-image-grid {
        grid-template-columns: 1fr;
    }

    .g91-hero {
        padding: 24px 0 18px;
    }

    .g91-product-layout {
        grid-template-columns: 1fr;
    }

    .g91-main-image {
        height: 280px;
    }

    .g91-product-nav {
        overflow-x: auto;
        justify-content: flex-start;
    }

    .g91-facility-strip img {
        max-height: 260px;
    }
}

/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 600px) {

    .g91-page .container {
        max-width: 92%;
    }

    .g91-section,
    .g91-highlight {
        padding: 22px 0;
    }

    .g91-quick-specs {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .g91-feature-grid {
        gap: 10px;
    }

    .g91-feature-grid .feature-card {
        padding: 14px;
    }

    .g91-hero-media {
        padding: 8px;
    }

    .g91-hero-media img {
        max-height: 240px;
    }

    .g91-facility-strip img {
        max-height: 220px;
    }

    .g91-feature-image img {
        max-height: 280px;
    }

    .g91-highlight img {
        max-height: 240px;
    }

    .g91-two-col img,
    .g91-image-grid img {
        max-height: 220px;
    }

    .g91-spec-visual {
        max-height: 240px;
    }

    .g91-main-image {
        height: 250px;
    }

    .g91-thumbnails img {
        height: 48px;
    }

    .g91-product-info h1 {
        font-size: 34px;
    }

    .g91-product-nav a {
        font-size: 12px;
    }
}