: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; }

.glasses-hero {
    background: var(--g-surface);
    min-height: 92vh;
}
.glasses-hero-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 70% 60% at 80% 50%,
        rgba(250, 185, 127, 0.18) 0%,
        rgba(255, 220, 193, 0.08) 60%,
        transparent 100%);
    pointer-events: none;
}
.min-vh-glasses { min-height: 88vh; }

/* Badge */
.glasses-badge {
    background: rgba(129, 81, 33, 0.06);
    border: 1px solid rgba(129, 81, 33, 0.22);
    border-radius: 999px;
    padding: 6px 14px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--btn-bg-dark);
    text-transform: uppercase;
    font-family: "Roboto Condensed", sans-serif !important;
}
.glasses-badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--btn-bg-dark);
    display: inline-block;
    animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.5; transform: scale(1.3); }
}

/* Hero title */
.glasses-hero-title {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 600;
    line-height: 1.15;
    color: var(--g-on-surface);
    letter-spacing: -0.02em;
}
.glasses-highlight {
    color: var(--btn-bg-dark);
}
.glasses-hero-sub {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 1.05rem;
    color: var(--g-muted);
    line-height: 1.7;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}
@media (min-width: 992px) {
    .glasses-hero-sub { margin-left: 0; }
}

/* Buttons */
.btn-glasses-primary {
    background: var(--btn-bg-dark);
    color: #fff !important;
    border: none;
    border-radius: var(--g-radius);
    padding: 13px 30px;
    font-family: "Roboto Condensed", sans-serif !important;
    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;
}
.btn-glasses-outline {
    background: transparent;
    color: var(--g-on-surface) !important;
    border: 2px solid var(--g-border);
    border-radius: var(--g-radius);
    padding: 13px 30px;
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    transition: border-color var(--g-transition), background var(--g-transition);
    text-decoration: none;
}
.btn-glasses-outline:hover {
    border-color: var(--btn-bg-dark);
    background: rgba(129, 81, 33, 0.04);
    color: var(--btn-bg-dark) !important;
}

/* Hero floating card */
.glasses-hero-card {
    position: relative;
    width: 100%;
    max-width: 340px;
}
.glass-panel {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 28px;
    padding: 2.5rem 2rem;
    box-shadow: var(--g-shadow);
}
.glasses-float-card {
    position: relative;
    z-index: 2;
    animation: float-card 6s ease-in-out infinite;
}
@keyframes float-card {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-12px); }
}
.glasses-hero-img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(129, 81, 33, 0.18));
    transition: transform 0.7s ease;
}
.glasses-float-card:hover .glasses-hero-img {
    transform: scale(1.04);
}
.glasses-card-label {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--btn-bg-dark);
}
.glasses-card-name {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--g-on-surface);
}

/* Glow blobs */
.glasses-glow-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(50px);
    pointer-events: none;
    z-index: 0;
}
.blob-1 {
    width: 200px; height: 200px;
    background: rgba(250, 185, 127, 0.28);
    top: -50px; right: -50px;
}
.blob-2 {
    width: 260px; height: 260px;
    background: rgba(255, 220, 193, 0.22);
    bottom: -60px; left: -60px;
}

/* ── STATS STRIP ──────────────────────────────────────────── */
.glasses-stats-strip {
    background: var(--btn-bg-dark);
}
.glasses-stat-num {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
}
.glasses-stat-label {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 220, 193, 0.85);
    margin-top: 4px;
}

/* ── SECTION LABELS & TITLES ──────────────────────────────── */
.glasses-section-tag {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--btn-bg-dark);
}
.glasses-section-title {
    font-family: "Roboto Condensed", sans-serif !important;
    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-family: "Roboto Condensed", sans-serif !important;
    font-size: 1.35rem;
    font-weight: 500;
    color: var(--g-on-surface);
    margin-bottom: 0.75rem;
}
.glasses-feature-desc {
    font-family: "Roboto Condensed", sans-serif !important;
    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-family: "Roboto Condensed", sans-serif !important;
    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-family: "Roboto Condensed", sans-serif !important;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 500;
    color: var(--g-on-surface);
    line-height: 1.25;
}
.glasses-content-text {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 1rem;
    color: var(--g-muted);
    line-height: 1.75;
    max-width: 500px;
}

/* ── DESIGNER GALLERY ─────────────────────────────────────── */
.glasses-gallery-sub {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 1rem;
    color: var(--g-muted);
    line-height: 1.65;
    max-width: 520px;
}
.btn-glasses-filter {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    color: var(--g-on-surface);
    border: 1px solid var(--g-border);
    border-radius: 999px;
    padding: 9px 22px;
    background: transparent;
    transition: all var(--g-transition);
}
.btn-glasses-filter:hover,
.btn-glasses-filter.active {
    background: var(--btn-bg-dark);
    border-color: var(--btn-bg-dark);
    color: #fff;
}

/* 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);
}
.glasses-product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
    display: block;
}
.glasses-product-card:hover .glasses-product-img {
    transform: scale(1.08);
}
.glasses-product-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: background var(--g-transition), opacity var(--g-transition);
}
.glasses-product-card:hover .glasses-product-overlay {
    background: rgba(0, 0, 0, 0.20);
    opacity: 1;
}
.btn-tryon {
    background: #fff;
    color: var(--g-on-surface) !important;
    border: none;
    border-radius: 999px;
    padding: 10px 22px;
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    transform: translateY(16px);
    transition: transform var(--g-transition), box-shadow var(--g-transition);
    text-decoration: none;
    box-shadow: 0 4px 18px rgba(0,0,0,0.12);
}
.glasses-product-card:hover .btn-tryon {
    transform: translateY(0);
    box-shadow: 0 8px 28px rgba(0,0,0,0.18);
}
.btn-tryon .material-symbols-outlined { font-size: 18px; }

.glasses-product-info {
    padding: 1.5rem 1.6rem 1.8rem;
}
.glasses-product-name {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--g-on-surface);
}
.glasses-product-price {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 1rem;
    font-weight: 600;
    color: var(--btn-bg-dark);
}
.glasses-product-meta {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.13em;
    color: var(--g-muted);
    margin: 0;
}
.glasses-swatch {
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1.5px solid var(--g-border);
    cursor: pointer;
    transition: transform var(--g-transition);
}
.glasses-swatch:hover { transform: scale(1.2); }

/* Swatch Colors */
.swatch-black { background: #1a1a1a; }
.swatch-brown { background: #3D2B1F; }
.swatch-navy { background: #2C3E50; }
.swatch-rose { background: #E5B6B6; }
.swatch-silver { background: #C0C0C0; }
.swatch-charcoal { background: #1B1B1B; }
.swatch-emerald { background: #0E3A2F; }

/* GIF Styling */
.glasses-tryon-gif {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
}

/* ── 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-family: "Roboto Condensed", sans-serif !important;
    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-family: "Roboto Condensed", sans-serif !important;
    font-size: 0.9rem;
    color: var(--g-muted);
    line-height: 1.6;
    margin: 0;
}

/* ── CTA SECTION ──────────────────────────────────────────── */
.glasses-cta-section {
    background: var(--g-on-surface);
    padding: 6rem 0;
}
.glasses-cta-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 80% at 50% 50%,
        rgba(250, 185, 127, 0.12) 0%,
        transparent 70%);
    pointer-events: none;
}
.glasses-cta-title {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 500;
    color: #fff;
    line-height: 1.25;
}
.glasses-cta-sub {
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}
.btn-glasses-cta-primary {
    background: var(--btn-bg-dark);
    color: #fff !important;
    border: none;
    border-radius: var(--g-radius);
    padding: 14px 36px;
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    transition: background var(--g-transition), transform var(--g-transition);
    text-decoration: none;
}
.btn-glasses-cta-primary:hover {
    background: #f47e18;
    transform: translateY(-2px);
    color: #fff !important;
}
.btn-glasses-cta-outline {
    background: rgba(255, 255, 255, 0.1);
    color: #fff !important;
    border: 1px solid rgba(255, 255, 255, 0.30);
    border-radius: var(--g-radius);
    padding: 14px 36px;
    font-family: "Roboto Condensed", sans-serif !important;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    transition: background var(--g-transition), transform var(--g-transition);
    text-decoration: none;
    backdrop-filter: blur(8px);
}
.btn-glasses-cta-outline:hover {
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-2px);
    color: #fff !important;
}

/* ── FOOTER STRIP (reuse from jewellery page) ─────────────── */
.blue-container {
    border-top: 1px solid #bab5b5;
    padding: 20px 0;
    margin-top: 0;
}
.button-l {
    font-size: 1.1rem;
    padding: 10px 24px;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
    font-family: "Roboto Condensed", sans-serif !important;
    font-weight: 600;
}
.button-custom-primary {
    background-color: var(--btn-bg-dark);
    color: #fff;
    border: none;
    transition: background var(--g-transition);
}
.button-custom-primary:hover { background-color: #f47e18; color: #fff; }
.button-custom-secondary {
    background-color: transparent;
    color: var(--g-on-surface);
    border: 1px solid var(--btn-bg-dark);
    transition: border-color var(--g-transition);
}
.button-custom-secondary:hover { border-color: #f47e18; color: #f47e18; }

/* ── Scroll reveal animation ──────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ── Responsive tweaks ────────────────────────────────────── */
@media (max-width: 991.98px) {
    .glasses-hero { min-height: auto; }
    .min-vh-glasses { min-height: auto; }
    .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; }
    .glasses-cta-section { padding: 4rem 0; }
    .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-cta-section{
    background: transparent;
    border: 1px solid rgba(38,38,38,0.08);
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 12px 30px rgba(0,0,0,0.06);
    padding: 6px 0;
}

.glasses-cta-title{
    font-size: 1.45rem;
    font-weight: 700;
    color: #262626;
    line-height: 1.2;
    margin-bottom: 10px;
}

.glasses-cta-sub{
    font-size: 0.85rem;
    color: #73797f;
    line-height: 1.4;
    margin-bottom: 18px;
}

.btn-glasses-cta-primary{
    background: #f06f00;
    border: none;
    color: #ffffff;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 10px 20px;
    transition: 0.3s ease;
}

.btn-glasses-cta-outline{
    background: transparent;
    border: 1px solid #dcdcdc;
    color: #262626;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 10px 20px;
    transition: 0.3s ease;
}

.btn-glasses-cta-outline:hover{
    background: #262626;
    color: #ffffff;
}

@media (max-width:768px){

    .glasses-cta-section{
        border-radius: 16px;
        padding: 4px 0;
    }

    .glasses-cta-title{
        font-size: 1.15rem;
    }

    .glasses-cta-sub{
        font-size: 0.78rem;
    }
}

/* 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;
}

.cta-heading-accent {
    color: var(--btn-bg-dark) !important;
    font-style: italic;
}

.font-body-lg{
    font-family: "Roboto Condensed", sans-serif;
    font-size: 18px;
    line-height: 1.6;
    color: rgba(84, 67, 56, 0.85);
}

.font-label-caps {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    line-height: 1;
}

@keyframes mobileFlip {
    0%, 35%   { transform: rotateY(0deg); }
    50%, 85%  { transform: rotateY(180deg); }
    100%      { transform: rotateY(0deg); }
}