/*
========================================================
NIRWANA88 Apple Store
Premium Modern Apple Store CSS
========================================================
*/

/* ======================================================
   ROOT / RESET
====================================================== */

:root{
    --bg:#050505;
    --bg-soft:#0b0b0d;
    --surface:#111114;
    --surface-2:#18181c;
    --surface-3:#202024;

    --text:#f5f5f7;
    --text-soft:#d2d2d7;
    --muted:#8e8e93;

    --accent:#2997ff;
    --accent-dark:#0877d1;
    --accent-soft:rgba(41,151,255,.12);

    --border:rgba(255,255,255,.08);
    --border-light:rgba(255,255,255,.14);

    --gold:#d8b56a;

    --radius-sm:14px;
    --radius-md:22px;
    --radius-lg:30px;
    --radius-xl:40px;

    --shadow:
        0 20px 60px rgba(0,0,0,.35);

    --shadow-hover:
        0 30px 80px rgba(0,0,0,.55);

    --container:1200px;
}


*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}


html{
    scroll-behavior:smooth;
}


body{
    font-family:
        "SF Pro Display",
        "SF Pro Text",
        "Inter",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Arial,
        sans-serif;

    background:
        radial-gradient(
            circle at 50% -10%,
            rgba(41,151,255,.10),
            transparent 35%
        ),
        var(--bg);

    color:var(--text);

    line-height:1.6;

    overflow-x:hidden;

    -webkit-font-smoothing:antialiased;
}


body::selection{
    background:var(--accent);
    color:white;
}


img{
    max-width:100%;
    display:block;
}


button,
input,
textarea{
    font:inherit;
}


button{
    cursor:pointer;
}


a{
    color:inherit;
}


section{
    position:relative;
}


/* ======================================================
   SCROLLBAR
====================================================== */

::-webkit-scrollbar{
    width:8px;
}


::-webkit-scrollbar-track{
    background:#050505;
}


::-webkit-scrollbar-thumb{
    background:#333338;
    border-radius:20px;
}


::-webkit-scrollbar-thumb:hover{
    background:#55555c;
}


/* ======================================================
   HEADER
====================================================== */

.header{
    width:100%;

    display:flex;
    align-items:center;
    justify-content:space-between;

    padding:22px 6%;

    position:absolute;

    top:0;
    left:0;

    z-index:100;

    border-bottom:1px solid transparent;

    transition:
        background .4s ease,
        backdrop-filter .4s ease,
        border-color .4s ease,
        padding .4s ease;
}


.header.scrolled{
    position:fixed;

    background:
        rgba(5,5,5,.72);

    backdrop-filter:blur(22px);
    -webkit-backdrop-filter:blur(22px);

    border-color:var(--border);

    padding-top:16px;
    padding-bottom:16px;
}


.logo{
    position:relative;

    font-size:24px;

    font-weight:800;

    letter-spacing:-.5px;

    color:#fff;
}


.logo::after{
    content:"";

    position:absolute;

    left:0;
    bottom:-5px;

    width:28px;
    height:2px;

    background:var(--accent);

    border-radius:20px;
}


.logo span{
    display:block;

    margin-top:2px;

    font-size:10px;

    font-weight:500;

    letter-spacing:2px;

    text-transform:uppercase;

    color:#8e8e93;
}


.header nav{
    display:flex;

    align-items:center;

    gap:30px;
}


.header nav a{
    position:relative;

    color:#d2d2d7;

    text-decoration:none;

    font-size:14px;

    font-weight:500;

    transition:
        color .3s ease;
}


.header nav a::after{
    content:"";

    position:absolute;

    left:50%;
    bottom:-8px;

    width:0;
    height:2px;

    background:var(--accent);

    transform:translateX(-50%);

    transition:
        width .3s ease;
}


.header nav a:hover{
    color:#fff;
}


.header nav a:hover::after{
    width:100%;
}


.btn-header{
    position:relative;

    display:inline-flex;

    align-items:center;
    justify-content:center;

    min-height:44px;

    padding:0 22px;

    border:1px solid rgba(255,255,255,.12);

    border-radius:30px;

    background:
        linear-gradient(
            180deg,
            rgba(255,255,255,.10),
            rgba(255,255,255,.04)
        );

    color:white;

    text-decoration:none;

    font-size:14px;
    font-weight:600;

    overflow:hidden;

    transition:
        transform .3s ease,
        background .3s ease,
        border-color .3s ease,
        box-shadow .3s ease;
}


.btn-header::before{
    content:"";

    position:absolute;

    inset:0;

    background:
        linear-gradient(
            110deg,
            transparent 20%,
            rgba(255,255,255,.18) 50%,
            transparent 80%
        );

    transform:translateX(-120%);

    transition:transform .6s ease;
}


.btn-header:hover{
    transform:translateY(-2px);

    background:var(--accent);

    border-color:var(--accent);

    box-shadow:
        0 10px 30px rgba(41,151,255,.25);
}


.btn-header:hover::before{
    transform:translateX(120%);
}


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

.hero{
    min-height:100vh;

    display:flex;

    align-items:center;
    justify-content:space-between;

    gap:60px;

    padding:150px 8% 100px;

    overflow:hidden;

    background:
        radial-gradient(
            circle at 75% 45%,
            rgba(41,151,255,.14),
            transparent 30%
        ),
        radial-gradient(
            circle at 20% 20%,
            rgba(255,255,255,.035),
            transparent 28%
        ),
        #050505;
}


.hero::before{
    content:"";

    position:absolute;

    width:600px;
    height:600px;

    right:-250px;
    top:50%;

    transform:translateY(-50%);

    background:
        radial-gradient(
            circle,
            rgba(41,151,255,.10),
            transparent 68%
        );

    filter:blur(20px);

    pointer-events:none;
}


.hero-text{
    position:relative;

    width:52%;

    z-index:2;
}


.hero-text h1{
    font-size:
        clamp(48px,6vw,78px);

    line-height:1.02;

    font-weight:750;

    letter-spacing:-4px;

    max-width:800px;

    background:
        linear-gradient(
            180deg,
            #ffffff 0%,
            #f2f2f7 48%,
            #8e8e93 100%
        );

    -webkit-background-clip:text;
    background-clip:text;

    -webkit-text-fill-color:transparent;
}


.hero-text p{
    margin-top:28px;

    max-width:590px;

    color:var(--muted);

    font-size:18px;

    line-height:1.8;
}


.hero-button{
    display:flex;

    gap:14px;

    margin-top:38px;

    flex-wrap:wrap;
}


.hero-button a{
    position:relative;

    display:inline-flex;

    align-items:center;
    justify-content:center;

    min-height:52px;

    padding:0 28px;

    border-radius:30px;

    text-decoration:none;

    font-size:15px;
    font-weight:600;

    overflow:hidden;

    transition:
        transform .3s ease,
        box-shadow .3s ease,
        background .3s ease;
}


.hero-button a:first-child{
    background:var(--accent);

    color:white;

    box-shadow:
        0 12px 35px rgba(41,151,255,.20);
}


.hero-button a:nth-child(2){
    background:
        rgba(255,255,255,.06);

    border:1px solid var(--border-light);

    color:white;

    backdrop-filter:blur(10px);
}


.hero-button a:hover{
    transform:translateY(-4px);
}


.hero-button a:first-child:hover{
    box-shadow:
        0 18px 45px rgba(41,151,255,.32);
}


.hero-image{
    position:relative;

    width:45%;

    display:flex;

    justify-content:center;

    z-index:2;
}


.hero-image::before{
    content:"";

    position:absolute;

    width:70%;
    aspect-ratio:1;

    border-radius:50%;

    background:
        radial-gradient(
            circle,
            rgba(41,151,255,.20),
            transparent 68%
        );

    filter:blur(20px);

    z-index:-1;
}


.hero-image img{
    width:100%;
    max-width:600px;

    object-fit:contain;

    filter:
        drop-shadow(0 35px 45px rgba(0,0,0,.55));

    animation:
        floatPhone 6s ease-in-out infinite;
}


@keyframes floatPhone{

    0%,100%{
        transform:translateY(0) rotate(0deg);
    }

    50%{
        transform:translateY(-16px) rotate(.5deg);
    }
}


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

.feature{
    position:relative;

    padding:80px 8%;

    display:grid;

    grid-template-columns:
        repeat(4,1fr);

    gap:18px;

    background:
        linear-gradient(
            180deg,
            #08080a,
            #0d0d10
        );

    border-top:1px solid var(--border);
    border-bottom:1px solid var(--border);
}


.feature-box{
    position:relative;

    padding:32px 25px;

    border:1px solid var(--border);

    border-radius:var(--radius-md);

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,.06),
            rgba(255,255,255,.015)
        );

    text-align:center;

    overflow:hidden;

    transition:
        transform .4s ease,
        border-color .4s ease,
        background .4s ease,
        box-shadow .4s ease;
}


.feature-box::before{
    content:"";

    position:absolute;

    width:120px;
    height:120px;

    top:-70px;
    right:-50px;

    border-radius:50%;

    background:
        rgba(41,151,255,.10);

    filter:blur(15px);
}


.feature-box:hover{
    transform:translateY(-8px);

    border-color:
        rgba(41,151,255,.28);

    background:
        linear-gradient(
            145deg,
            rgba(41,151,255,.10),
            rgba(255,255,255,.025)
        );

    box-shadow:
        0 20px 45px rgba(0,0,0,.30);
}


.feature-box h3{
    position:relative;

    color:var(--accent);

    font-size:32px;

    margin-bottom:8px;
}


.feature-box h4{
    font-size:17px;

    margin:5px 0 10px;

    font-weight:650;
}


.feature-box p{
    color:var(--muted);

    font-size:14px;
}


/* ======================================================
   SECTION TITLE
====================================================== */

.section-title{
    text-align:center;

    max-width:720px;

    margin:
        0 auto 55px;
}


.section-title h2{
    font-size:
        clamp(36px,4vw,52px);

    line-height:1.1;

    letter-spacing:-2px;
}


.section-title p{
    margin-top:16px;

    color:var(--muted);

    font-size:16px;
}


/* ======================================================
   PRODUCTS
====================================================== */

.products{
    padding:110px 8%;

    background:
        radial-gradient(
            circle at 50% 0%,
            rgba(41,151,255,.06),
            transparent 35%
        ),
        var(--bg);
}


.product-grid{
    max-width:1200px;

    margin:auto;

    display:grid;

    grid-template-columns:
        repeat(3,1fr);

    gap:22px;
}


.card{
    position:relative;

    padding:30px;

    border:1px solid var(--border);

    border-radius:var(--radius-lg);

    background:
        linear-gradient(
            145deg,
            #121214,
            #09090b
        );

    text-align:center;

    overflow:hidden;

    transition:
        transform .45s ease,
        border-color .45s ease,
        box-shadow .45s ease;
}


.card::before{
    content:"";

    position:absolute;

    top:0;
    left:0;
    right:0;

    height:1px;

    background:
        linear-gradient(
            90deg,
            transparent,
            rgba(255,255,255,.22),
            transparent
        );
}


.card:hover{
    transform:translateY(-10px);

    border-color:
        rgba(41,151,255,.24);

    box-shadow:
        var(--shadow-hover);
}


.card img{
    width:100%;

    height:270px;

    object-fit:contain;

    transition:
        transform .6s cubic-bezier(.2,.8,.2,1),
        filter .6s ease;
}


.card:hover img{
    transform:
        scale(1.07)
        translateY(-8px);

    filter:
        drop-shadow(0 20px 25px rgba(0,0,0,.35));
}


.card h3{
    margin-top:20px;

    font-size:23px;

    letter-spacing:-.5px;
}


.card p{
    color:var(--muted);

    font-size:14px;

    margin-top:5px;
}


.card strong{
    display:block;

    margin:20px 0;

    font-size:21px;

    color:#fff;
}


.card a{
    position:relative;

    display:inline-flex;

    align-items:center;
    justify-content:center;

    min-height:44px;

    padding:0 22px;

    border-radius:25px;

    background:
        rgba(41,151,255,.12);

    border:1px solid
        rgba(41,151,255,.22);

    color:#fff;

    text-decoration:none;

    font-size:14px;

    font-weight:600;

    transition:
        background .3s ease,
        transform .3s ease;
}


.card a:hover{
    background:var(--accent);

    transform:translateY(-2px);
}


/* ======================================================
   ABOUT / TRUST
====================================================== */

.about-home{
    padding:100px 8%;

    text-align:center;

    background:
        linear-gradient(
            180deg,
            #0c0c0f,
            #070709
        );

    border-top:1px solid var(--border);
}


.about-home h2{
    font-size:
        clamp(34px,4vw,50px);

    letter-spacing:-2px;

    margin-bottom:32px;
}


.about-home p{
    max-width:700px;

    margin:
        10px auto;

    color:var(--text-soft);

    font-size:16px;
}


/* ======================================================
   REVIEW
====================================================== */

.review{
    padding:110px 8%;

    text-align:center;
}


.review h2{
    font-size:
        clamp(35px,4vw,50px);

    margin-bottom:50px;
}


.review-box{
    position:relative;

    max-width:720px;

    margin:25px auto;

    padding:35px;

    border:
        1px solid var(--border);

    border-radius:var(--radius-lg);

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,.055),
            rgba(255,255,255,.015)
        );

    box-shadow:
        0 20px 50px rgba(0,0,0,.20);

    transition:
        transform .4s ease,
        border-color .4s ease;
}


.review-box:hover{
    transform:
        translateY(-7px);

    border-color:
        rgba(41,151,255,.25);
}


.review-box h3{
    color:var(--gold);

    letter-spacing:4px;

    font-size:15px;
}


.review-box p{
    color:var(--text-soft);

    margin:20px 0;

    font-size:16px;
}


.review-box b{
    color:#fff;

    font-size:14px;
}


/* ======================================================
   RATING SUMMARY
====================================================== */

.rating-summary{
    padding:130px 8% 60px;

    text-align:center;

    background:
        radial-gradient(
            circle at center,
            rgba(41,151,255,.08),
            transparent 45%
        );
}


.rating-summary h2{
    font-size:
        clamp(35px,4vw,50px);
}


.rating-number{
    margin:20px 0 5px;

    font-size:
        clamp(55px,7vw,78px);

    font-weight:750;

    letter-spacing:-4px;
}


.stars{
    color:var(--gold);

    font-size:28px;

    letter-spacing:4px;
}


.rating-summary p{
    color:var(--muted);

    margin-top:12px;
}


/* ======================================================
   FAQ
====================================================== */

.faq{
    padding:100px 8%;

    background:#09090b;
}


.faq h2{
    text-align:center;

    font-size:
        clamp(35px,4vw,50px);

    margin-bottom:45px;
}


.faq div{
    max-width:900px;

    margin:0 auto 15px;

    padding:24px;

    border:
        1px solid var(--border);

    border-radius:var(--radius-md);

    background:
        rgba(255,255,255,.035);
}


.faq h4{
    color:#fff;

    margin-bottom:8px;
}


.faq p{
    color:var(--muted);
}


/* ======================================================
   FILTER
====================================================== */

.filter-section{
    padding:120px 8% 40px;

    text-align:center;
}


.filter-section h2{
    font-size:
        clamp(35px,4vw,48px);

    margin-bottom:30px;

    letter-spacing:-1.5px;
}


.filter-box{
    display:flex;

    justify-content:center;

    gap:10px;

    flex-wrap:wrap;
}


.filter-box button{
    padding:12px 22px;

    border:
        1px solid var(--border);

    border-radius:30px;

    background:
        rgba(255,255,255,.04);

    color:#d2d2d7;

    transition:
        background .3s ease,
        border-color .3s ease,
        transform .3s ease;
}


.filter-box button:hover{
    background:var(--accent);

    border-color:var(--accent);

    color:#fff;

    transform:translateY(-2px);
}


/* ======================================================
   DETAIL PRODUCT
====================================================== */

.detail-product{
    padding:160px 8% 100px;

    display:grid;

    grid-template-columns:
        1fr 1fr;

    gap:70px;

    align-items:center;
}


.detail-image{
    position:relative;

    display:flex;

    align-items:center;
    justify-content:center;
}


.detail-image::before{
    content:"";

    position:absolute;

    width:80%;
    aspect-ratio:1;

    border-radius:50%;

    background:
        radial-gradient(
            circle,
            rgba(41,151,255,.12),
            transparent 68%
        );

    filter:blur(15px);

    z-index:-1;
}


.detail-image img{
    width:100%;

    max-width:600px;

    object-fit:contain;

    filter:
        drop-shadow(0 35px 45px rgba(0,0,0,.5));
}


.detail-info h1{
    font-size:
        clamp(40px,5vw,60px);

    line-height:1.05;

    letter-spacing:-3px;
}


.rating{
    color:var(--gold);

    font-size:22px;

    letter-spacing:4px;

    margin:20px 0;
}


.detail-info h2{
    font-size:34px;

    margin-bottom:15px;
}


.detail-info p{
    color:var(--muted);

    max-width:580px;

    margin:20px 0;
}


.color-option,
.storage-option{
    display:flex;

    gap:10px;

    flex-wrap:wrap;

    margin:15px 0 25px;
}


.color-option button,
.storage-option button{
    padding:11px 18px;

    border:
        1px solid var(--border);

    border-radius:25px;

    background:
        rgba(255,255,255,.04);

    color:#fff;

    transition:.3s;
}


.color-option button:hover,
.storage-option button:hover{
    background:var(--accent);

    border-color:var(--accent);
}


.buy-button{
    display:inline-flex;

    align-items:center;
    justify-content:center;

    min-height:52px;

    margin-top:15px;

    padding:0 32px;

    border-radius:30px;

    background:var(--accent);

    color:white;

    text-decoration:none;

    font-weight:600;

    box-shadow:
        0 15px 35px rgba(41,151,255,.20);

    transition:
        transform .3s ease,
        box-shadow .3s ease;
}


.buy-button:hover{
    transform:translateY(-4px);

    box-shadow:
        0 20px 45px rgba(41,151,255,.30);
}


/* ======================================================
   SPECIFICATION
====================================================== */

.specification{
    padding:100px 8%;

    background:#0a0a0c;

    text-align:center;

    border-top:1px solid var(--border);
}


.specification h2{
    font-size:
        clamp(35px,4vw,50px);

    letter-spacing:-2px;
}


.spec-grid{
    max-width:1000px;

    margin:45px auto 0;

    display:grid;

    grid-template-columns:
        repeat(3,1fr);

    gap:18px;
}


.spec-box{
    padding:30px;

    border:
        1px solid var(--border);

    border-radius:var(--radius-md);

    background:
        rgba(255,255,255,.035);

    transition:
        transform .3s ease,
        border-color .3s ease;
}


.spec-box:hover{
    transform:translateY(-5px);

    border-color:
        rgba(41,151,255,.25);
}


.spec-box h3{
    font-size:17px;

    margin-bottom:10px;
}


.spec-box p{
    color:var(--muted);

    font-size:14px;
}


/* ======================================================
   REVIEW PAGE
====================================================== */

.review-list{
    padding:60px 8% 110px;

    display:grid;

    grid-template-columns:
        repeat(2,1fr);

    gap:20px;

    max-width:1100px;

    margin:auto;
}


.review-list .review-box{
    max-width:none;

    margin:0;

    height:100%;
}


/* ======================================================
   FAQ PAGE
====================================================== */

.faq-page{
    padding:150px 8% 100px;

    max-width:1000px;

    margin:auto;
}


.faq-page h2{
    text-align:center;

    font-size:
        clamp(36px,4vw,50px);

    letter-spacing:-2px;

    margin-bottom:50px;
}


.faq-item{
    margin-bottom:14px;

    overflow:hidden;

    border:
        1px solid var(--border);

    border-radius:var(--radius-md);

    background:#0d0d10;

    transition:
        border-color .3s ease;
}


.faq-item.active{
    border-color:
        rgba(41,151,255,.30);
}


.faq-question{
    width:100%;

    display:flex;

    align-items:center;
    justify-content:space-between;

    padding:22px 25px;

    border:none;

    background:
        rgba(255,255,255,.035);

    color:#fff;

    text-align:left;

    font-size:16px;

    font-weight:600;

    transition:
        background .3s ease;
}


.faq-question:hover{
    background:
        rgba(255,255,255,.06);
}


.faq-question span{
    display:flex;

    align-items:center;
    justify-content:center;

    width:28px;
    height:28px;

    border-radius:50%;

    background:
        rgba(255,255,255,.06);

    color:#aaa;

    transition:
        transform .3s ease,
        background .3s ease;
}


.faq-answer{
    max-height:0;

    overflow:hidden;

    transition:
        max-height .5s ease;
}


.faq-answer p{
    padding:0 25px 25px;

    color:var(--muted);

    font-size:15px;
}


.faq-item.active .faq-answer{
    max-height:300px;
}


.faq-item.active .faq-question span{
    transform:rotate(45deg);

    background:var(--accent);

    color:#fff;
}


/* ======================================================
   CONTACT
====================================================== */

.contact-section{
    padding:150px 8% 100px;

    display:grid;

    grid-template-columns:
        1fr 1fr;

    gap:25px;

    max-width:1250px;

    margin:auto;
}


.contact-box,
.contact-form{
    padding:38px;

    border:
        1px solid var(--border);

    border-radius:var(--radius-lg);

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,.05),
            rgba(255,255,255,.015)
        );
}


.contact-box h2,
.contact-form h2{
    font-size:30px;

    margin-bottom:25px;
}


.contact-item{
    padding:23px;

    margin-top:14px;

    border:
        1px solid var(--border);

    border-radius:var(--radius-md);

    background:
        rgba(255,255,255,.035);
}


.contact-item h3{
    color:var(--accent);

    font-size:16px;
}


.contact-item p{
    color:var(--muted);

    margin:8px 0 14px;

    font-size:14px;
}


.contact-item a{
    display:inline-flex;

    align-items:center;
    justify-content:center;

    min-height:42px;

    padding:0 20px;

    border-radius:24px;

    background:var(--accent);

    color:#fff;

    text-decoration:none;

    font-size:14px;

    transition:
        transform .3s ease;
}


.contact-item a:hover{
    transform:translateY(-2px);
}


.contact-form input,
.contact-form textarea{
    width:100%;

    padding:15px 17px;

    margin-bottom:15px;

    border:
        1px solid var(--border);

    border-radius:14px;

    outline:none;

    background:
        rgba(255,255,255,.045);

    color:white;

    transition:
        border-color .3s ease,
        background .3s ease;
}


.contact-form input:focus,
.contact-form textarea:focus{
    border-color:
        rgba(41,151,255,.55);

    background:
        rgba(41,151,255,.05);
}


.contact-form input::placeholder,
.contact-form textarea::placeholder{
    color:#66666c;
}


.contact-form textarea{
    min-height:150px;

    resize:vertical;
}


.contact-form button{
    min-height:48px;

    padding:0 28px;

    border:none;

    border-radius:28px;

    background:var(--accent);

    color:white;

    font-weight:600;

    transition:
        transform .3s ease,
        box-shadow .3s ease;
}


.contact-form button:hover{
    transform:translateY(-3px);

    box-shadow:
        0 12px 30px rgba(41,151,255,.25);
}


/* ======================================================
   ORDER BANNER
====================================================== */

.order-banner{
    position:relative;

    padding:100px 8%;

    text-align:center;

    overflow:hidden;

    background:
        radial-gradient(
            circle at center,
            rgba(41,151,255,.13),
            transparent 50%
        ),
        #08080a;

    border-top:1px solid var(--border);
    border-bottom:1px solid var(--border);
}


.order-banner h2{
    font-size:
        clamp(35px,4vw,50px);

    letter-spacing:-2px;
}


.order-banner p{
    color:var(--muted);

    margin:18px auto 28px;

    max-width:600px;
}


.order-banner a{
    display:inline-flex;

    align-items:center;
    justify-content:center;

    min-height:50px;

    padding:0 30px;

    border-radius:30px;

    background:var(--accent);

    color:white;

    text-decoration:none;

    font-weight:600;

    transition:
        transform .3s ease,
        box-shadow .3s ease;
}


.order-banner a:hover{
    transform:translateY(-4px);

    box-shadow:
        0 15px 40px rgba(41,151,255,.25);
}


/* ======================================================
   PROMO PAGE
====================================================== */

.promo-section{
    padding:120px 8%;

    background:
        radial-gradient(
            circle at 50% 0,
            rgba(41,151,255,.07),
            transparent 35%
        );
}


.promo-grid{
    max-width:1200px;

    margin:auto;

    display:grid;

    grid-template-columns:
        repeat(3,1fr);

    gap:20px;
}


.promo-card{
    position:relative;

    min-height:270px;

    display:flex;

    flex-direction:column;

    justify-content:center;

    padding:35px;

    border:
        1px solid var(--border);

    border-radius:var(--radius-lg);

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,.055),
            rgba(255,255,255,.015)
        );

    text-align:center;

    overflow:hidden;

    transition:
        transform .4s ease,
        border-color .4s ease,
        box-shadow .4s ease;
}


.promo-card::before{
    content:"";

    position:absolute;

    width:180px;
    height:180px;

    top:-100px;
    right:-80px;

    border-radius:50%;

    background:
        rgba(41,151,255,.08);

    filter:blur(20px);
}


.promo-card:hover{
    transform:translateY(-9px);

    border-color:
        rgba(41,151,255,.28);

    box-shadow:
        var(--shadow-hover);
}


.promo-card h3{
    font-size:21px;

    margin-bottom:13px;
}


.promo-card p{
    color:var(--muted);

    font-size:14px;

    min-height:70px;
}


.promo-card span{
    display:block;

    margin:17px 0;

    color:var(--accent);

    font-size:12px;

    font-weight:700;

    letter-spacing:1px;

    text-transform:uppercase;
}


.promo-card a{
    display:inline-flex;

    align-items:center;
    justify-content:center;

    min-height:42px;

    padding:0 20px;

    border-radius:24px;

    background:
        rgba(41,151,255,.10);

    border:
        1px solid rgba(41,151,255,.20);

    color:white;

    text-decoration:none;

    font-size:13px;

    font-weight:600;

    transition:
        background .3s ease;
}


.promo-card a:hover{
    background:var(--accent);
}


/* ======================================================
   ABOUT DETAIL
====================================================== */

.about-detail{
    max-width:950px;

    margin:auto;

    padding:120px 8%;

    text-align:center;
}


.about-detail h2{
    font-size:
        clamp(35px,4vw,50px);

    letter-spacing:-2px;

    margin-bottom:25px;
}


.about-detail p{
    color:var(--muted);

    font-size:17px;

    margin-bottom:18px;
}


.vision-section{
    padding:80px 8%;

    display:grid;

    grid-template-columns:
        1fr 1fr;

    gap:20px;
}


.vision-box{
    padding:38px;

    border:
        1px solid var(--border);

    border-radius:var(--radius-lg);

    background:
        rgba(255,255,255,.035);
}


.vision-box h2{
    color:var(--accent);

    margin-bottom:15px;
}


.vision-box p{
    color:var(--muted);
}


/* ======================================================
   TRACKING
====================================================== */

.tracking-section{
    padding:150px 8% 70px;

    background:
        radial-gradient(
            circle at center,
            rgba(41,151,255,.08),
            transparent 45%
        );
}


.tracking-box{
    max-width:720px;

    margin:auto;

    padding:45px;

    border:
        1px solid var(--border);

    border-radius:var(--radius-lg);

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,.055),
            rgba(255,255,255,.015)
        );

    text-align:center;

    box-shadow:
        var(--shadow);
}


.tracking-box h2{
    font-size:
        clamp(32px,4vw,44px);

    letter-spacing:-1.5px;
}


.tracking-box p{
    color:var(--muted);

    margin:12px 0 25px;
}


.tracking-input{
    display:flex;

    gap:10px;
}


.tracking-input input{
    flex:1;

    min-height:50px;

    padding:0 18px;

    border:
        1px solid var(--border);

    border-radius:27px;

    outline:none;

    background:
        rgba(255,255,255,.045);

    color:white;
}


.tracking-input input:focus{
    border-color:
        rgba(41,151,255,.55);
}


.tracking-input button{
    min-height:50px;

    padding:0 25px;

    border:none;

    border-radius:27px;

    background:var(--accent);

    color:white;

    font-weight:600;

    transition:
        transform .3s ease,
        box-shadow .3s ease;
}


.tracking-input button:hover{
    transform:translateY(-2px);

    box-shadow:
        0 10px 25px rgba(41,151,255,.25);
}


.order-status{
    padding:90px 8%;

    background:#09090b;

    border-top:1px solid var(--border);
}


.order-status h2{
    text-align:center;

    font-size:
        clamp(35px,4vw,50px);

    margin-bottom:50px;

    letter-spacing:-2px;
}


.timeline{
    max-width:700px;

    margin:auto;
}


.timeline-item{
    position:relative;

    display:flex;

    gap:22px;

    align-items:center;

    padding:22px 20px;

    border-left:
        1px solid #29292e;
}


.timeline-item.active{
    border-color:var(--accent);
}


.circle{
    flex:0 0 auto;

    width:46px;
    height:46px;

    display:flex;

    align-items:center;
    justify-content:center;

    border:
        1px solid var(--border);

    border-radius:50%;

    background:
        #16161a;

    color:#aaa;

    font-weight:700;
}


.timeline-item.active .circle{
    background:var(--accent);

    border-color:var(--accent);

    color:#fff;

    box-shadow:
        0 0 0 7px rgba(41,151,255,.10);
}


.timeline-item h3{
    font-size:17px;

    margin-bottom:4px;
}


.timeline-item p{
    color:var(--muted);

    font-size:14px;
}


/* ======================================================
   FOOTER
====================================================== */

footer{
    padding:65px 8% 45px;

    text-align:center;

    background:#030303;

    border-top:
        1px solid var(--border);
}


footer h3{
    font-size:21px;

    letter-spacing:-.5px;
}


footer p{
    color:#6f6f76;

    margin-top:8px;

    font-size:13px;
}


/* ======================================================
   GENERAL BUTTON MICRO INTERACTION
====================================================== */

.hero-button a,
.btn-header,
.card a,
.buy-button,
.order-banner a,
.contact-item a,
.contact-form button,
.tracking-input button,
.promo-card a{
    -webkit-tap-highlight-color:transparent;
}


.hero-button a:active,
.btn-header:active,
.card a:active,
.buy-button:active,
.order-banner a:active{
    transform:scale(.97);
}


/* ======================================================
   RESPONSIVE FALLBACK
====================================================== */

@media(max-width:1100px){

    .header{
        padding-left:5%;
        padding-right:5%;
    }

    .header nav{
        gap:20px;
    }

    .hero{
        padding-left:6%;
        padding-right:6%;
    }

    .product-grid,
    .promo-grid{
        grid-template-columns:
            repeat(2,1fr);
    }

    .feature{
        grid-template-columns:
            repeat(2,1fr);
    }
}


@media(max-width:850px){

    .header{
        position:relative;

        padding:20px;

        flex-wrap:wrap;

        gap:18px;

        background:#050505;
    }

    .header.scrolled{
        position:relative;

        padding:20px;
    }

    .header nav{
        order:3;

        width:100%;

        justify-content:center;

        flex-wrap:wrap;

        gap:13px;
    }

    .btn-header{
        display:none;
    }


    .hero{
        min-height:auto;

        flex-direction:column;

        text-align:center;

        padding:90px 20px 70px;

        gap:30px;
    }

    .hero-text{
        width:100%;
    }

    .hero-text h1{
        font-size:
            clamp(40px,10vw,60px);

        letter-spacing:-2.5px;
    }

    .hero-text p{
        margin-left:auto;
        margin-right:auto;

        font-size:16px;
    }

    .hero-button{
        justify-content:center;
    }

    .hero-image{
        width:90%;
    }


    .feature{
        grid-template-columns:1fr;

        padding:60px 20px;
    }


    .products,
    .promo-section,
    .review,
    .about-home,
    .specification,
    .order-status{
        padding-left:20px;
        padding-right:20px;
    }


    .product-grid,
    .promo-grid,
    .review-list,
    .spec-grid{
        grid-template-columns:1fr;
    }


    .detail-product{
        grid-template-columns:1fr;

        padding:
            80px 20px;
    }


    .detail-info{
        text-align:center;
    }


    .detail-info p{
        margin-left:auto;
        margin-right:auto;
    }


    .color-option,
    .storage-option{
        justify-content:center;
    }


    .contact-section{
        grid-template-columns:1fr;

        padding:
            80px 20px;
    }


    .vision-section{
        grid-template-columns:1fr;

        padding:
            60px 20px;
    }


    .faq-page{
        padding:
            80px 20px;
    }


    .tracking-section{
        padding:
            80px 20px 50px;
    }


    .tracking-box{
        padding:30px 20px;
    }
}


@media(max-width:560px){

    .logo{
        font-size:21px;
    }

    .logo span{
        font-size:8px;
    }


    .header nav{
        gap:8px 13px;
    }

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


    .hero{
        padding-top:65px;
    }


    .hero-text h1{
        font-size:35px;

        letter-spacing:-1.8px;
    }


    .hero-text p{
        font-size:14px;

        line-height:1.7;
    }


    .hero-button{
        flex-direction:column;

        align-items:center;

        width:100%;
    }


    .hero-button a{
        width:100%;

        max-width:280px;
    }


    .hero-image{
        width:100%;
    }


    .section-title h2,
    .about-home h2,
    .order-banner h2{
        font-size:34px;
    }


    .card{
        padding:25px 20px;
    }


    .card img{
        height:220px;
    }


    .card h3{
        font-size:21px;
    }


    .rating-number{
        font-size:55px;
    }


    .stars{
        font-size:23px;
    }


    .review-box{
        padding:25px 20px;
    }


    .faq-question{
        padding:18px;

        font-size:14px;
    }


    .faq-answer p{
        padding:
            0 18px 20px;
    }


    .contact-box,
    .contact-form{
        padding:25px 20px;
    }


    .tracking-input{
        flex-direction:column;
    }


    .tracking-input button{
        width:100%;
    }


    .timeline-item{
        gap:14px;

        padding:
            20px 10px;
    }


    .circle{
        width:40px;
        height:40px;
    }


    footer{
        padding:
            50px 20px 35px;
    }
}


/* ======================================================
   REDUCED MOTION
====================================================== */

@media(prefers-reduced-motion:reduce){

    *,
    *::before,
    *::after{
        animation-duration:.01ms !important;
        animation-iteration-count:1 !important;
        scroll-behavior:auto !important;
        transition-duration:.01ms !important;
    }
}