:root {
    --g-primary-light:  #e08535;
    --g-primary-pale:   #f5d3b6;
    --g-surface:        #ffffff;
    --g-surface-low:    #f8f7eb;
    --g-on-surface:     #2c2c2c;
    --g-muted:          #818691;
    --g-border:         #e0e0e0;
    --g-radius:         12px;
    --g-radius-lg:      20px;
    --g-shadow:         0 30px 60px -12px rgba(198, 99, 12, 0.10);
    --g-transition:     0.3s ease;
}

.py-section        { padding-top: 5rem; padding-bottom: 5rem; }
.glasses-section-gap { margin-top: 5rem; margin-bottom: 5rem; }

/* Buttons */
.btn-glasses-primary {
    background: var(--btn-bg-dark);
    color: #fff !important;
    border: none;
    border-radius: var(--g-radius);
    padding: 13px 30px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    transition: background var(--g-transition), transform var(--g-transition), box-shadow var(--g-transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}
.btn-glasses-primary:hover {
    background: #f47e18;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(129, 81, 33, 0.25);
    color: #fff !important;
}


/* ── SECTION LABELS & TITLES ──────────────────────────────── */
.glasses-section-tag {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--btn-bg-dark);
}
.glasses-section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 500;
    color: var(--g-on-surface);
    line-height: 1.2;
    margin-bottom: 0;
}

/* ── AI FEATURE CARDS ─────────────────────────────────────── */
.glasses-feature-card {
    background: #fff;
    border: 1px solid var(--g-border);
    border-radius: var(--g-radius-lg);
    padding: 2.8rem 2.2rem;
    transition: border-color var(--g-transition), box-shadow var(--g-transition), transform var(--g-transition);
    cursor: default;
}
.glasses-feature-card:hover {
    border-color: var(--btn-bg-dark);
    box-shadow: var(--g-shadow);
    transform: translateY(-6px);
}
.glasses-feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(129, 81, 33, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--g-transition);
}
.glasses-feature-card:hover .glasses-feature-icon {
    background: var(--btn-bg-dark);
}
.glasses-feature-icon .material-symbols-outlined {
    font-size: 30px;
    color: var(--btn-bg-dark);
    transition: color var(--g-transition);
}
.glasses-feature-card:hover .glasses-feature-icon .material-symbols-outlined {
    color: #fff;
}
.glasses-feature-title {
    font-size: 1.35rem;
    font-weight: 500;
    color: var(--g-on-surface);
    margin-bottom: 0.75rem;
}
.glasses-feature-desc {
    font-size: 0.97rem;
    color: var(--g-muted);
    line-height: 1.65;
    margin: 0;
}

/* ── CONTENT SECTION (Choose / TryOn / Informed) ──────────── */
.glasses-img-wrap {
    position: relative;
    border-radius: var(--g-radius-lg);
    overflow: hidden;
}
.glasses-content-img {
    width: 100%;
    height: auto;
    border-radius: var(--g-radius-lg);
    object-fit: cover;
    transition: transform 0.7s ease;
    display: block;
}
.glasses-img-wrap:hover .glasses-content-img {
    transform: scale(1.03);
}
.glasses-img-badge {
    position: absolute;
    bottom: 18px;
    left: 18px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 7px 16px;
    font-size: 12px;
    font-weight: 700;
    color: var(--btn-bg-dark);
    letter-spacing: 0.08em;
    display: flex;
    align-items: center;
    gap: 6px;
}
.glasses-img-badge .material-symbols-outlined {
    font-size: 16px;
}
.glasses-content-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 500;
    color: var(--g-on-surface);
    line-height: 1.25;
}
.glasses-content-text {
    font-size: 1rem;
    color: var(--g-muted);
    line-height: 1.75;
    max-width: 500px;
}

/* Product cards */
.glasses-product-card {
    background: #fff;
    border-radius: var(--g-radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(129, 81, 33, 0.07);
    transition: box-shadow var(--g-transition), transform var(--g-transition);
}
.glasses-product-card:hover {
    box-shadow: var(--g-shadow);
    transform: translateY(-6px);
}
.glasses-product-img-wrap {
    position: relative;
    overflow: hidden;
    background: var(--g-surface-low);
}

/* ── BENEFIT CARDS ────────────────────────────────────────── */
.glasses-benefit-card {
    background: #fff;
    border: 1px solid var(--g-border);
    border-radius: var(--g-radius-lg);
    padding: 2.2rem 1.8rem;
    transition: border-color var(--g-transition), transform var(--g-transition), box-shadow var(--g-transition);
}
.glasses-benefit-card:hover {
    border-color: var(--btn-bg-dark);
    transform: translateY(-5px);
    box-shadow: var(--g-shadow);
}
.glasses-benefit-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(129, 81, 33, 0.07);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
    transition: background var(--g-transition);
}
.glasses-benefit-card:hover .glasses-benefit-icon {
    background: var(--btn-bg-dark);
}
.glasses-benefit-icon .material-symbols-outlined {
    font-size: 26px;
    color: var(--btn-bg-dark);
    transition: color var(--g-transition);
}
.glasses-benefit-card:hover .glasses-benefit-icon .material-symbols-outlined {
    color: #fff;
}
.glasses-benefit-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--g-on-surface);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-size: 1rem;
}
.glasses-benefit-desc {
    font-size: 0.9rem;
    color: var(--g-muted);
    line-height: 1.6;
    margin: 0;
}

/* ── Responsive tweaks ────────────────────────────────────── */
@media (max-width: 991.98px) {
    .glasses-content-text { max-width: 100%; }
}
@media (max-width: 767.98px) {
    .py-section { padding-top: 3.5rem; padding-bottom: 3.5rem; }
    .glasses-section-gap { margin-top: 3.5rem; margin-bottom: 3.5rem; }
    .glasses-float-card { padding: 1.8rem 1.4rem; }
    .font-body-lg { margin-bottom: 1.25rem !important; font-size: 1rem; }

    .glasses-product-img-wrap:hover .tryon-flip-inner {
        transform: none;
    }

    /* Auto flip animation */
    .glasses-product-img-wrap .tryon-flip-inner {
        animation: mobileFlip 4s ease-in-out infinite;
    }

    /* Stagger card 2 */
    .col-12.col-md-6.col-lg-4:nth-child(2) .tryon-flip-inner {
        animation-delay: 1.3s;
    }

    /* Stagger card 3 */
    .col-12.col-md-6.col-lg-4:nth-child(3) .tryon-flip-inner {
        animation-delay: 2.6s;
    }

}

/* Glasses flip card sizing */
.glasses-product-img-wrap.tryon-flip-card {
    perspective: 1000px;
    cursor: pointer;
    border-radius: 12px;
}

.glasses-product-img-wrap .tryon-flip-inner {
    position: relative;
    width: 100%;
    aspect-ratio: 1/1;
    transform-style: preserve-3d;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 12px;
}

.glasses-product-img-wrap:hover .tryon-flip-inner,
.glasses-product-img-wrap.tapped .tryon-flip-inner {
    transform: rotateY(180deg);
}

.glasses-product-img-wrap .tryon-flip-front,
.glasses-product-img-wrap .tryon-flip-back {
    position: absolute;
    inset: 0;
    border-radius: 12px;
    overflow: hidden;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.glasses-product-img-wrap .tryon-flip-front img,
.glasses-product-img-wrap .tryon-flip-back img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.glasses-product-img-wrap .tryon-flip-back {
    transform: rotateY(180deg);
}

.glasses-product-img-wrap .tryon-flip-back::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.1);
    z-index: 1;
    border-radius: 12px;
}

.glasses-product-img-wrap .tryon-flip-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 2;
    border-radius: 999px;
    padding: 4px 12px 4px 8px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 4px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.glasses-product-img-wrap .tryon-flip-badge .material-symbols-outlined {
    font-size: 14px;
}

.glasses-product-img-wrap .tryon-flip-badge-before {
    background: rgba(255, 255, 255, 0.88);
    color: var(--color-on-surface, #1b1c1c);
}

.glasses-product-img-wrap .tryon-flip-badge-after {
    background: var(--btn-bg-dark, #815121);
    color: #fff;
}

.glasses-product-img-wrap .tryon-flip-badge-after .material-symbols-outlined {
    color: #fff;
}