*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    height: 100%;
    width: 100%;
    background-color: #fff;/*#cdecff; */
    overflow-x: hidden;
    overflow-y: scroll;
    font-family: 'DM Sans',sans-serif;
}
.navbar{
    position: relative;
    z-index: 999;
    background-color: transparent;
    height: 80px;
    width: 100%;
    display: flex;
    flex-direction: row;
    gap: 30px;
    font-family: 'Poppins',sans-serif;
    justify-content: flex-start;
    align-items: center;
    padding: 15px 50px;
    color: #00034c;
}
.nav-menu{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav-items{
    list-style: none;
    text-decoration: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    font-size: 18px;
}
.nav-links a{
    text-decoration: none;
    padding: 10px;
    transition: all 0.4s ease-in-out;
    border-radius: 5px;
    cursor: pointer;
    color: #000371;
}
.nav-links:hover a{
    background-color: #000371;
    color: #fff;
}
.nav-links.active a{
    background-color: #000371;
    color: #fff;
}
.partner-button{
    font-weight: 600;
    color: #fff;
    padding: 10px 20px;
    border-radius: 25px;
    background-color: #00579e;
    font-size: 18px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease-in;
}
.partner-button:hover{
    transform: scale(1.05);
}
.hero{
    padding: 120px 60px;
    margin-top: -80px;
    /* height: calc(100vh - 80px); */
    font-family: 'DM Sans',serif;
    width: 100%;
    background-color: #fff;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
#heroCanvas{
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
    pointer-events: none;
}
.hero-content{
    position: relative;
    text-align: center;
    max-width: 565px;
    padding: 80px 30px 0;
    margin: 0 auto;
    z-index: 2;
}
.hero-eyebrow{
    font-size: 10px;
    color: #0000cc;
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}
.hero-eyebrow-line{
    height: 1px;
    width: 28px;
    background: #0000cc;
    display: inline-block;
}
.hero-title{
    font-family: "Playfair Display",serif;
    font-size: clamp(36px, 5.5vw,60px);
    line-height: 1.05;
    color: #00034c;
    font-weight: 700;
    margin-bottom: 10px;
}
.type-writer{
    font-family: "Playfair Display",serif;
    font-size: clamp(36px, 5.5vw,60px);
    line-height: 1.05;
    font-weight: 700;
    color: #0000cc;
    font-style: italic;
    min-height: 1.15em;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
}
.type-writer-cursor{
    display: inline-block;
    width: 3.5px;
    height: 0.9em;
    background-color: #00c;
    margin-left: 4px;
    vertical-align: middle;
    transform: rotate(12deg);
    animation: cursorBlink 0.4s step-end infinite;
}
@keyframes cursorBlink{
    0%, 100%{
        opacity: 0;
    }
    50%{
        opacity: 1;
    }
}
.hero-sub{
    color: #8c8c8c;
    line-height: 1.7;
    font-size: 15px;
    margin-bottom: 30px;
}
.hero-buttons{
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}
.hero-btn-primary{
    background-color: #00034c;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    display: inline-block;
    font-family: 'DM Sans', sans-serif;
    transition: background 0.3s, transform 0.2s;
}
.hero-btn-primary:hover{
    transform: translateY(-4px);
    background: #000f80;
}
.hero-btn-secondary{
    color: #00c;
    border: 1px solid rgba(0, 0, 255, 0.3);
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    background: transparent;
    font-family: 'DM Sans', sans-serif;
    transition: border-color 0.3s, transform 0.2s;
}
.hero-btn-secondary:hover{
    border-color: #00f;
    transform: translateY(-4px);
}
.hero-chips{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    width: 100%;
    gap: 10px;
    margin-top: 20px;
}
.hero-chip{
    color: #8c8c8c;
    border: 1px solid #8c8c8c;
    border-radius: 20px;
    padding: 5px 14px;
    font-size: 11px;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    font-weight: 600;
}
/*how-it-works*/
.how-it-works{
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 80px;
    padding: 50px;
    flex-direction: column;
    font-family: 'DM Sans',serif;
}
.how-body{
    text-align: center;
}
.how-head{
    font-family: 'Playfair Display',sans-serif;
    font-size: 56px; 
    font-weight: 700;
    line-height: 1.2;
    color: #00034c;
}
.how-head em{
    color: blue;
    font-style: italic;
}
.how-info{
    font-size: 14px;
    color: #707070;
    line-height: 1.8;
    font-weight: 500;
}
.optical-bench{
    width: 100%;
    position: relative;
    max-width: 1400px;
}
.light-ray{
    position: absolute;
    inset: 0 0 80px 0;
    width: 100%;
    height: 220px;
    pointer-events: none;
    z-index: 0;
}
.light-ray .ray-line{
    fill: none;
    stroke: rgba(0, 3, 76, 0.28);
    stroke-width: 1.6;
    stroke-linecap: round;  
    stroke-dasharray: 4 7;
    animation: bench-dash 9s linear infinite;
}
.light-ray .ray-arrow{
    fill: none;
    stroke: blue;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.light-ray .ray-dot{
    fill: blue;
    filter: drop-shadow(0 0 6px rgba(0, 0, 255, 0.55));
}
@keyframes bench-dash{
    to { stroke-dashoffset: -220; }
}
.lens-row{
    position: relative;
    display: flex;
    flex-direction: row;
    gap: 60px;
    z-index: 1;
    align-items: center;
    justify-content: space-between;
}
.lens{
    flex: 0 1 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    outline: none;
    cursor: pointer;
    transition: filter 0.5s ease, opacity 0.5s ease, transform 0.6s cubic-bezier(.2,.8,.2,1);
}
.lens-disc{
    position: relative;
    height: 200px;
    width: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-radius: 50%;
    border: 1.5px solid rgba(0, 3, 76, 0.35);
    background:
        radial-gradient(circle at 30% 28%, rgba(255,255,255,0.95) 0%, rgba(225,232,255,0.65) 35%, rgba(180,196,245,0.35) 70%, rgba(120,138,220,0.15) 100%);
    box-shadow:
        inset 0 0 0 8px rgba(255,255,255,0.6),
        inset 6px 8px 22px rgba(255,255,255,0.7),
        inset -8px -10px 28px rgba(0, 3, 76, 0.08),
        0 14px 40px rgba(0, 3, 76, 0.10);
    transition: transform 0.6s cubic-bezier(.2,.8,.2,1), border-color 0.6s ease, background 0.6s ease, box-shadow 0.6s ease;
}
.lens-num{
    font-family: 'Playfair Display',serif;
    font-style: italic;
    font-size: 76px;
    font-weight: 700;
    line-height: 1;
    color: #00034c;
    transition: transform 0.6s ease,color 0.6s ease;
}
.lens-phase{
    font-size: 11px;
    color: rgba(0, 3, 76, 0.55);
    font-weight: 600;
    letter-spacing: 0.28em;
    transition: color 0.6s ease,letter-spacing 0.6s ease;
}
.lens-meta{
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 320px;
    transition: transform 0.6s cubic-bezier(.2,.8,.2,1);
}
.lens-meta h2{
    font-family: 'Playfair Display',serif;
    font-size: 22px;
    font-weight: 700;
    color: #00034c;
    line-height: 1.2;
    margin: 0;
    transition: color 0.6s ease;
}
.lens-meta p{
    font-size: 14px;
    color: rgba(13, 28, 59, 0.62);
    margin: 0;
    line-height: 1.4;
}
.lens-spec{
    border-top: 1px dashed rgba(0, 3, 76, 0.18);
    padding-top: 10px;
    text-transform: uppercase;
    font-size: 10px;
    color: rgba(0, 3, 76, 0.4);
    font-weight: 600;
    letter-spacing: 4px;
}
.lens-row:hover .lens:not(:hover):not(:focus-visible){
    filter: blur(2.5px) saturate(0.85);
    opacity: 0.55;
    transform: scale(0.97);
}
.lens:hover,
.lens:focus-visible{
    transform: translateY(-6px);
}
.lens:hover .lens-disc,
.lens:focus-visible .lens-disc{
    border-color: blue;
    background:
        radial-gradient(circle at 30% 28%, rgba(255,255,255,0.95) 0%, rgba(210,222,255,0.85) 30%, rgba(150,170,255,0.55) 65%, rgba(0, 0, 255, 0.18) 100%);
    box-shadow:
        inset 0 0 0 8px rgba(255,255,255,0.55),
        inset 6px 8px 22px rgba(255,255,255,0.7),
        inset -10px -12px 30px rgba(0, 0, 255, 0.18),
        0 22px 60px rgba(0, 0, 255, 0.22);
}
.lens:hover .lens-num,
.lens:focus-visible .lens-num{
    color: blue;
    transform: scale(1.05);
}
.lens:hover .lens-phase,
.lens:focus-visible .lens-phase{
    color: blue;
    letter-spacing: 0.34em;
}
.lens:hover .lens-meta h2,
.lens:focus-visible .lens-meta h2{
    color: blue;
}
.lens:hover .lens-spec,
.lens:focus-visible .lens-spec{
    color: rgb(27, 27, 133);
    border-color: rgba(0, 0, 255, 0.4);
}
/*====end how-it-works====*/
/*our products*/
.discover-products{
    padding: 80px 50px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    font-family: 'DM sans',sans-serif;
    position: relative;
}
.prod-bghead{
    width: max-content;
    padding: 5px 15px;
    background-color: #0000ff29;
    font-size: 16px;
    border: 1px solid blue;
    color: #0000ff;
    border-radius: 20px;
    font-weight: 600;
}
.prod-head{
    font-size: 32px;
    margin-bottom: 50px;
}
.prod-head h1{
    font-weight: 700;
    line-height: 1.12;
    font-family: 'Playfair Display',sans-serif;
    margin-bottom: 25px;
}
/* .outline-word{
    color: transparent;
    -webkit-text-stroke: 1.5px #02007d8c;
    font-weight: 700;
    letter-spacing: -4px;
} */
.prod-head h1 em{
    color: blue;
    font-style: italic;
}
.prod-head p{
    font-size: 18px;
    font-weight: 500;
    color: rgb(75, 75, 75);
}
.products{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.products a{
    text-decoration: none;
    height: 100%;
}
.product{
    position: relative;
    border-radius: 10px;
    box-shadow: 2px 2px 15px #8c8c8c;
    cursor: pointer;
    transition: transform 0.3s ease,box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}
.product:hover{
    box-shadow: 10px 10px 15px #8c8c8c;
    transform: translateZ(5px);
}
.product:hover .prod-image{
    transform: scale(1.1);
}
.prod-container{
    width: 100%;
    height: 220px;
    display: block;
    position: relative;
    overflow: hidden;
}
.prod-image{
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.hook{
    position: absolute;
    top: 12px;
    left: 14px;
    background: #fff;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: blue;
    border: 1px solid blue;
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
    z-index: 10;
}
.prod-body {
    padding: 18px 18px 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.prod-name {
    font-family: 'DM sans', serif;
    font-size: 19px;
    font-weight: 700;
    color: rgba(0, 0, 94, 0.781);
    margin-bottom: 8px;
}

.prod-desc {
    font-size: 13.5px;
    color: #2c2c2c;
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}
.keywords{
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 7px;
    padding: 3px 10px;
    margin-bottom: 18px;
}
.keyword{
    border:1px solid rgb(27, 27, 133);
    background-color: rgba(32, 32, 184, 0.231);
    color: rgb(27, 27, 133);
    font-size: 11.5px;
    padding: 3px 8px;
    margin-top: -2px;
    border-radius: 20px;
    font-weight: 500;
    
}
/*====end products====*/
/*testimonial*/
.testimonials{
    padding: 50px;
    width: 100%;
    height: max-content;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 25px;
    position: relative;
    background:rgba(255, 255, 255, 0.763);
}
.testi-slab{
    position: absolute;
    inset: 0;
    background : linear-gradient(155deg, rgba(30,70,181,0.08) 0%,rgba(30,70,181,0.08) 50%,transparent 50%,transparent 100%);
}
.heading{
    margin: 25px auto;
    max-width: 700px;
    text-align: center;

}
/* ROW */
.row{
    overflow-x: hidden;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    background: transparent;
}
/* TRACK (ONLY ONE) */
.track{
    display: flex;
    gap: 20px;
    width: max-content;
    animation: scroll 35s linear infinite;
    will-change: transform;
    transform: translate3d(0,0,0);
    padding: 5px 0;
}
.row.reverse .track{
    animation-direction: reverse;
    animation-duration: 40s;
}
.track:hover{
    animation-play-state: paused;
}
/*cards*/
.card{
    width: 320px;
    height: 260px;
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 20px 15px;
    background-color: rgb(255, 246, 246);
    color: #000;
    position: relative;
    cursor: pointer;
    transition: 0.3s;
}
.card:hover{
    transform: translateY(-5px);
}
.invited-comma{
    color: blue;
    font-size: 40px;
    font-family: 'Playfair Display',sans-serif;
}
.card .para{
    font-size: 12px;
    margin-bottom: 10px;
    font-weight: 500;
}
/*profile pics*/
.image-container{
    display: flex;
    flex-direction: row;
    gap: 13px;
    align-items: center;
}
.image-container img{
    aspect-ratio: 1/1;
    width: 40px;
    border-radius: 50%;
    border: 2px solid rgb(0, 21, 255);
    padding: 3px;
}
/*details*/
.name{
    display: flex;
    align-items: center;
    flex-direction: row;
    gap: 5px;
}
.name h1{
    font-size: 15px;
    font-weight: 600;
    color: #000;
}
.name i{
    font-size: 15px;
    color: rgb(0, 176, 15);
}
.testi-details p{
    font-size: 12px;
    font-weight: 500;
    color: #000;
}
/* ANIMATION */
@keyframes scroll{
    from{
        transform: translateX(0);
    }
    to{
        transform: translateX(-50%);
    }
}
/*rating*/
.rating{
    position: absolute;
    top: 25px;
    right: 25px;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 5px;
}
.rating .rate{
    font-size: 15px;
    color: #000;
}
.star i{
    font-size: 15px;
    color: rgb(255, 191, 0)
}
/*=====end testimonials====*/
/*find an optician*/
.optician-section{
    position: relative;
    padding: 100px 0 80px;
    background: #ffffff;
    width: 100%;
    overflow: hidden;
    font-family: 'DM Sans',sans-serif;
}
.slab{
    position: absolute;
    inset: 0;
    pointer-events: none;
    width: 100%;
    background: linear-gradient(155deg,transparent 0%,transparent 35%,rgba(30,70,181,0.08) 35%,rgba(30,70,181,0.08) 100%);
}
.bghead{
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: clamp(72px, 14vw, 160px);
    -webkit-text-stroke: 1.5px rgba(30,70,181,0.16);
    color: transparent;
    font-weight: 900;
    font-family: 'Playfair Display',serif;
    letter-spacing: -4px;
    z-index: 0;
    user-select: none;
    white-space: nowrap;
    pointer-events: none;
}
.inner{
    position: relative;
    padding: 50px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
    align-items: center;
}
.collage{
    position: relative;
    height: 580px;
}
.tilt-pics{
    position: absolute;
    overflow: hidden;
    border: 10px solid #fff;
    will-change: transform;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.tilt-pics img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
}
.portrait{
    top: 30px;
    left: 80px;
    width: 42%;
    aspect-ratio: 3/4;
    transform: rotate(-4deg);
}
.landscape{
    top: 220px;
    right: 100px;
    width: 40%;
    aspect-ratio: 5/4;
    transform: rotate(3deg);
}
.round{
    bottom: 50px;
    left: 40px;
    width: 20%;
    border-radius: 50% !important;
    aspect-ratio: 1;
    transform: rotate(8deg);
}
.trust-badge{
    position: absolute;
    top: 18px;
    right: 18px;
    background-color: blue;
    text-align: center;
    color: #fff;
    border-radius: 50%;
    font-family: 'Playfair Display',serif;
    font-style: italic;
    width: 88px;
    height: 88px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transform: rotate(12deg);
    box-shadow: 0 8px 24px rgba(30,70,181,0.35);
    line-height: 1.4;
    z-index: 10;
    pointer-events: none;
}
.info{
    display: flex;
    flex-direction: column;
}
.headline{
    font-family: 'Playfair Display',serif;
    font-size: clamp(34px,3.6vw,56px);
    font-weight: 700;
    line-height: 1.05;
    margin-bottom: 36px;
    color: #0d1c3b;
}
em{
    color: #00f;
    font-style: italic;
}
.body-copy{
    max-width: 430px;
    font-size: 15px;
    line-height: 1.8;
    color: rgba(13,28,59,0.65);
    margin-bottom: 36px;
}
.cta-row{
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.find-btn{
    color: #fff;
    background: #0d1c3b;
    text-decoration: none;
    display: flex;
    width: max-content;
    gap: 10px;
    padding: 14px 16px 14px 24px;
    border-radius: 50px;
    font-size: 14px;
    align-items: center;
    font-weight: 500;
    font-family: 'DM Sans',sans-serif;
    transition: background 0.3s;
    cursor: pointer;
    border: none;
}
.find-btn:hover{
    background: #1a2f5a;
}
.arrow{
    height: 34px;
    width: 34px;
    background: blue;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: transform 0.3s;
    flex-shrink: 0;
}
.find-btn:hover .arrow{
    transform: rotate(45deg);
}
.avatars-row{
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(13,28,59,0.65);
    font-size: 13px;
}
.avatars{
    display: flex;
}
.av{
    height: 32px;
    width: 32px;
    border-radius: 50%;
    margin-left: -8px;
    object-fit: cover;
    border: 2px solid #f5f0e8;
}
.av:nth-child(1){
    margin-left: 0;
}
.avatars-row strong {
    color: #0d1c3b; 
}
/*=====end our-products====*/
/*footer*/
footer{
    padding: 40px 50px;
    background-color: #00046e;
    position: relative;
    overflow: hidden;
}

footer::after{
    content: "";
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(0, 98, 255, 0.25);
    filter: blur(120px);
    top: -80px;
    right: -80px;
}
.links{
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    margin-bottom: 15px;
}
.company{
    display: flex;
    flex-direction: column;
    width: 280px;
    gap: 15px;
    font-size: 14px;
    color: #fff;
}
.company img{
    width: 80px;
    border-radius: 20px;
}
.company p{
    font-size: 16px;
    font-weight: 400;
}
.company button{
    background-color: rgb(0, 98, 255);
    border-radius: 20px;
    border: none;
    outline: none;
    color: #fff;
    font-weight: 500;
    padding: 10px 20px;
    cursor: pointer;
    width: max-content;
    transition: 0.3s;
}
.company button:hover{
    transform: scale(1.12);
}
.products-foot{
    display: flex;
    gap: 15px;
    flex-direction: column;
}
.products-foot h2{
    color: #fff;
    font-size: 16px;
}
.product-list{
    color: #fff;
    font-size: 15px;
    list-style: none;
    text-decoration: none;
}
.product-list li{
    margin-bottom: 10px;
    transition: 0.3s;
    cursor: pointer;
}
.product-list li:hover{
    color: #8c8c8c;
}
.navigation{
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.navigation h2{
    color: #fff;
    font-size: 16px;
    font-weight: 600;
}
.nav-list{
    color: #fff;
    font-size: 15px;
    list-style: none;
    text-decoration: none;
}
.nav-list li{
    margin-bottom: 10px;
    transition: 0.3s;
    cursor: pointer;
}
.nav-list li:hover{
    color: #8c8c8c;
}
.contact{
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.details h2{
    font-size: 16px;
    color: #fff;
    margin-bottom: 10px;
}
.details p{
    font-size: 15px;
    color: #fff;
    line-height: 1.6;
}
.social-head{
    font-size: 16px;
    color: #fff;
}
.icons{
    margin-top: 5px;
    display: flex;
    flex-direction: row;
    gap: 10px;
}
.icon-link{
    text-decoration: none;
    color: #fff;
}
.icon-link i{
    height: 44px;
    width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.34);
    cursor: pointer;
    transition: 0.3s;
}
.fa-instagram:hover{
    color: #E1306C;
    background: rgba(255,255,255);
}

.fa-facebook:hover{
    color: #0000ff;
    background: rgba(255,255,255);
}
.copyright{
    margin-top: 30px;
}
.copyright h5{
    font-size: 16px;
    color: #fff;
    font-weight: 300;
}
hr{
    width: 100vw;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    border: none;
    height: 1px;
    background: rgba(255,255,255,0.2);
    margin: 20px 0;
}
/*============repovsive========*/
@media (max-width: 1200px) {
  .navbar { padding: 15px 36px; }
 
  .hero-section { padding: 0 36px; }
  .hero-content { left: 40px; max-width: 560px; }
  .hero-title { font-size: 42px; }
 
  .how-it-works { padding: 40px 36px; gap: 60px; }
  .how-head { font-size: 46px; }
  .lens-row { gap: 40px; }
  .lens { flex: 0 1 260px; }
  .lens-disc { width: 170px; height: 170px; }
  .lens-num { font-size: 64px; }
  .lens-meta { width: 260px; }
 
  .discover-products { padding: 60px 36px; }
 
  .testimonials { padding: 40px 36px; }
 
  .optician-section { padding: 80px 0 60px; }
  .inner { padding: 40px 36px; gap: 48px; }
 
  footer { padding: 36px 36px; }
}
 
/* ── TABLET LANDSCAPE (≤1024px) ── */
@media (max-width: 1024px) {
  /* Navbar */
  .navbar { padding: 15px 24px; gap: 16px; }
  .nav-items { gap: 10px; font-size: 16px; }
  .partner-button { font-size: 15px; padding: 9px 16px; }
 
  /* Hero */
  .hero-section { padding: 0 24px; }
  .hero-content { left: 24px; top: 40px; max-width: 500px; }
  .hero-title { font-size: 38px; }
  .hero-paragraph { font-size: 17px; }
 
  /* Slider buttons */
  .slider-btn { font-size: 28px; padding: 8px; }
  .left { left: 24px; }
  .right { right: 24px; }
 
  /* How it works */
  .how-it-works { padding: 40px 24px; gap: 50px; }
  .how-head { font-size: 40px; }
  .optical-bench { max-width: 100%; }
  .lens-row {
    flex-wrap: wrap;
    gap: 32px;
    justify-content: center;
  }
  .lens { flex: 0 1 220px; }
  .lens-disc { width: 150px; height: 150px; }
  .lens-num { font-size: 56px; }
  .lens-meta { width: 220px; }
  .lens-meta h2 { font-size: 18px; }
  .light-ray { display: none; }
 
  /* Products */
  .discover-products { padding: 60px 24px; }
  .products { grid-template-columns: repeat(2, 1fr); }
 
  /* Testimonials */
  .testimonials { padding: 40px 24px; }
  .card { width: 280px; height: 240px; }
 
  /* Optician */
  .inner {
    grid-template-columns: 1fr;
    padding: 36px 24px;
    gap: 40px;
  }
  .collage { height: 380px; order: -1; }
  .portrait { left: 40px; width: 42%; }
  .landscape { right: 40px; width: 40%; }
  .round { left: 20px; bottom: 30px; }
 
  /* Footer */
  footer { padding: 36px 24px; }
  .links { flex-wrap: wrap; gap: 30px; }
}
 
/* ── TABLET PORTRAIT (≤768px) ── */
@media (max-width: 768px) {
  /* Navbar */
  .navbar { padding: 15px 18px; gap: 10px; }
  .nav-items { gap: 6px; font-size: 14px; }
  .nav-links a { padding: 6px 8px; }
  .partner-button { font-size: 13px; padding: 8px 12px; border-radius: 20px; }
 
  /* Hero */
  .hero-section { padding: 0 18px; height: auto; min-height: 100vh; align-items: flex-start; padding-top: 100px; }
  .hero-page { height: 320px; }
  .hero-content { left: 18px; top: 20px; max-width: calc(100% - 36px); }
  .hero-title { font-size: 32px; }
  .hero-paragraph { font-size: 16px; }
  .discover-btn { font-size: 17px; padding: 7px 14px; }
 
  .slider-btn { font-size: 24px; padding: 7px; }
  .left { left: 10px; }
  .right { right: 10px; }
 
  /* How it works */
  .how-it-works { padding: 36px 18px; gap: 36px; }
  .how-head { font-size: 34px; }
  .how-info { font-size: 13px; }
  .lens-row { gap: 24px; }
  .lens { flex: 0 1 180px; }
  .lens-disc { width: 130px; height: 130px; }
  .lens-num { font-size: 48px; }
  .lens-meta { width: 180px; }
  .lens-meta h2 { font-size: 16px; }
  .lens-meta p { font-size: 12px; }
 
  /* Products */
  .discover-products { padding: 50px 18px; }
  .prod-head h1 { font-size: 26px; }
  .prod-head p { font-size: 16px; }
  .products { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
 
  /* Testimonials */
  .testimonials { padding: 36px 18px; }
  .row { mask-image: none; }
 
  /* Optician */
  .optician-section { padding: 60px 0 50px; }
  .bghead { display: none; }
  .inner { padding: 30px 18px; gap: 32px; }
  .collage { height: 320px; }
  .portrait { left: 20px; top: 20px; }
  .landscape { right: 20px; top: 160px; }
  .round { left: 10px; width: 18%; }
  .trust-badge { width: 72px; height: 72px; font-size: 12px; }
  .headline { font-size: 30px; margin-bottom: 24px; }
  .body-copy { font-size: 14px; margin-bottom: 28px; }
  .find-btn { font-size: 13px; padding: 12px 16px; }
  .arrow { width: 28px; height: 28px; }
  .avatars-row { font-size: 12px; }
 
  /* Footer */
  footer { padding: 32px 18px; }
  .links { flex-direction: column; gap: 30px; }
  .company { width: 100%; }
}
 
/* ── MOBILE (≤480px) ── */
@media (max-width: 480px) {
  /* Navbar */
  .navbar { padding: 12px 14px; justify-content: space-between; }
  .nav-items { display: none; }
  .partner-button { font-size: 13px; padding: 8px 14px; }
 
  /* Hero */
  .hero-section { padding: 80px 14px 20px; }
  .hero-page { height: 280px; }
  .hero-content { left: 14px; top: 10px; }
  .hero-title { font-size: 28px; }
  .hero-paragraph { font-size: 15px; }
  .discover-btn { font-size: 15px; padding: 7px 12px; margin-top: 14px; }
 
  .slider-btn { font-size: 20px; padding: 6px; }
  .left { left: 6px; }
  .right { right: 6px; }
 
  /* How it works */
  .how-it-works { padding: 30px 14px; gap: 28px; }
  .how-head { font-size: 28px; }
  .lens-row { flex-direction: column; align-items: center; gap: 32px; }
  .lens { flex: none; width: 100%; max-width: 300px; }
  .lens-disc { width: 160px; height: 160px; }
  .lens-num { font-size: 60px; }
  .lens-meta { width: 100%; max-width: 300px; }
  /* Remove hover blur on mobile (touch) */
  .lens-row:hover .lens:not(:hover) {
    filter: none;
    opacity: 1;
    transform: none;
  }
 
  /* Products */
  .discover-products { padding: 40px 14px; }
  .prod-bghead { font-size: 13px; }
  .prod-head h1 { font-size: 24px; }
  .products { grid-template-columns: 1fr; }
 
  /* Testimonials */
  .testimonials { padding: 30px 14px; }
  .card { width: 260px; height: 230px; }
 
  /* Optician */
  .optician-section { padding: 40px 0 36px; }
  .inner { padding: 24px 14px; gap: 28px; }
  .collage { height: 280px; }
  .portrait { left: 10px; top: 16px; }
  .landscape { right: 10px; top: 140px; }
  .round { left: 6px; width: 16%; bottom: 20px; }
  .trust-badge { width: 64px; height: 64px; font-size: 11px; }
  .headline { font-size: 26px; margin-bottom: 20px; }
  .find-btn { font-size: 13px; }
 
  /* Footer */
  footer { padding: 26px 14px; }
  .links { gap: 26px; }
  .icon-link i { width: 38px; height: 38px; font-size: 20px; }
  .copyright h5 { font-size: 13px; }
}
 
/* ── SMALL MOBILE (≤360px) ── */
@media (max-width: 360px) {
  .navbar { padding: 10px 10px; }
  .hero-section { padding: 72px 10px 16px; }
  .hero-title { font-size: 24px; }
  .how-it-works { padding: 26px 10px; }
  .how-head { font-size: 24px; }
  .discover-products { padding: 32px 10px; }
  .testimonials { padding: 26px 10px; }
  .inner { padding: 20px 10px; }
  footer { padding: 22px 10px; }
  .collage { height: 240px; }
}
/* Hamburger button */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  border-radius: 6px;
  z-index: 1001;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #00034c;
  border-radius: 2px;
  transition: all 0.35s ease;
}

/* Animated X when open */
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile dropdown */
.mobile-menu {
  display: none;
  position: absolute;
  top: 80px;
  left: 0;
  right: 0;
  background: #fff;
  flex-direction: column;
  padding: 16px 24px 24px;
  gap: 4px;
  border-top: 1px solid rgba(0, 3, 76, 0.08);
  box-shadow: 0 8px 24px rgba(0, 3, 76, 0.1);
  z-index: 1000;
}
.mobile-menu.open { display: flex; }

.mobile-nav-link {
  display: block;
  text-decoration: none;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  color: #000371;
  transition: background 0.2s;
}
.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: #000371;
  color: #fff;
}
.mobile-partner {
  width: 100%;
  margin-top: 12px;
  font-weight: 600;
  color: #fff;
  padding: 13px;
  border-radius: 25px;
  background: #00579e;
  font-size: 15px;
  border: none;
  cursor: pointer;
}

/* Show hamburger, hide desktop nav on mobile */
@media (max-width: 768px) {
  .nav-items,
  .partner-button { display: none; }
  .hamburger { display: flex; }
}