/* ============================================================
   VARSITY MODE
   SITE POLISH: animazioni + nuove sezioni homepage

   Solo aggiunte: nessuno stile esistente viene tolto.
   - Barra di avanzamento dorata in cima alla pagina
   - Comparsa morbida di titoli, card e sezioni allo scroll
   - Effetti hover su card prodotto e pulsanti
   - Pulsante "torna su"
   - Stili delle nuove sezioni homepage (.vmx-*)

   Caricato da js/site-polish.js (tutte le pagine)
   e direttamente da index.html.
   File: css/site-polish.css
   ============================================================ */

:root{
    --vmx-gold:#c9a24d;
    --vmx-gold-light:#f3d98b;
    --vmx-gold-dark:#a87a24;
    --vmx-ease:cubic-bezier(.16,1,.3,1);
}

html{scroll-behavior:smooth;}

/* ---------- barra di avanzamento ---------- */
.vmx-progress{
    position:fixed;top:0;left:0;z-index:2147482000;
    height:3px;width:100%;
    transform-origin:0 50%;transform:scaleX(0);
    background:linear-gradient(90deg,var(--vmx-gold-dark),var(--vmx-gold-light),var(--vmx-gold));
    box-shadow:0 0 10px rgba(243,217,139,.55);
    pointer-events:none;
}

/* ---------- comparsa allo scroll ---------- */
.vmx-hide{
    opacity:0;
    transform:translateY(28px);
    transition:
        opacity .8s ease var(--vmx-delay,0ms),
        transform .9s var(--vmx-ease) var(--vmx-delay,0ms);
    will-change:opacity,transform;
}
.vmx-hide.vmx-zoom{transform:translateY(18px) scale(.96);}
.vmx-show{opacity:1;transform:none;}

/* Linea dorata che si disegna sotto i titoli di sezione */
.vmx-title-line{position:relative;}
.vmx-title-line::after{
    content:"";display:block;
    width:64px;height:2px;margin:14px auto 0;
    background:linear-gradient(90deg,transparent,var(--vmx-gold),transparent);
    transform:scaleX(0);
    transition:transform 1s var(--vmx-ease) .25s;
}
.vmx-title-line.vmx-show::after,
.vmx-title-line:not(.vmx-hide)::after{transform:scaleX(1);}

/* ---------- card prodotto ---------- */
.vm-product-card{
    transition:transform .45s var(--vmx-ease),box-shadow .45s ease !important;
}
.vm-product-card:hover{
    transform:translateY(-6px);
    box-shadow:0 18px 40px rgba(0,0,0,.16),0 0 0 1px rgba(201,162,77,.35);
}
.vm-product-card .vm-product-image-wrapper{overflow:hidden;}
.vm-product-card .vm-product-image{
    transition:transform 1s var(--vmx-ease) !important;
}
.vm-product-card:hover .vm-product-image{transform:scale(1.07);}
.vm-product-card .vm-product-title{
    background-image:linear-gradient(var(--vmx-gold),var(--vmx-gold));
    background-size:0 1px;background-repeat:no-repeat;background-position:0 100%;
    transition:background-size .5s var(--vmx-ease);
}
.vm-product-card:hover .vm-product-title{background-size:100% 1px;}

/* ---------- pulsanti: riflesso al passaggio ---------- */
.vmx-shine{position:relative;overflow:hidden;isolation:isolate;}
.vmx-shine::after{
    content:"";position:absolute;top:0;left:-75%;z-index:1;
    width:50%;height:100%;
    background:linear-gradient(120deg,transparent,rgba(255,255,255,.35),transparent);
    transform:skewX(-20deg);
    pointer-events:none;
}
.vmx-shine:hover::after{animation:vmx-shine-move .9s ease;}
@keyframes vmx-shine-move{to{left:130%;}}

/* ---------- torna su ---------- */
.vmx-top{
    position:fixed;right:20px;bottom:22px;z-index:2147481000;
    width:46px;height:46px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    border:1px solid rgba(201,162,77,.6);
    background:rgba(10,10,10,.88);color:var(--vmx-gold-light);
    backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
    box-shadow:0 10px 26px rgba(0,0,0,.35);
    cursor:pointer;
    opacity:0;transform:translateY(16px) scale(.9);pointer-events:none;
    transition:opacity .35s ease,transform .45s var(--vmx-ease),background .25s ease;
}
.vmx-top.is-on{opacity:1;transform:none;pointer-events:auto;}
.vmx-top:hover{background:#000;transform:translateY(-3px);}
.vmx-top svg{width:18px;height:18px;}

/* ============================================================
   NUOVE SEZIONI HOMEPAGE
   ============================================================ */

.vmx-section{
    position:relative;overflow:hidden;
    padding:90px 20px;
    background:#050505;color:#c8c8c8;
    text-align:center;
}
.vmx-section::before{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:
        radial-gradient(60% 50% at 15% 0%,rgba(201,162,77,.10),transparent 70%),
        radial-gradient(50% 45% at 90% 100%,rgba(201,162,77,.08),transparent 70%);
}
.vmx-inner{position:relative;max-width:1180px;margin:0 auto;}

.vmx-kicker{
    margin:0 0 14px;
    font-size:11px;font-weight:800;letter-spacing:5px;
    color:var(--vmx-gold);text-transform:uppercase;
}
.vmx-h2{
    margin:0 auto;max-width:820px;
    font-size:clamp(28px,4vw,44px);line-height:1.15;font-weight:800;
    color:#fff;letter-spacing:-.5px;
}
.vmx-h2 em{
    font-style:normal;
    background:linear-gradient(90deg,var(--vmx-gold-dark),var(--vmx-gold-light),var(--vmx-gold),var(--vmx-gold-light),var(--vmx-gold-dark));
    background-size:300% 100%;
    -webkit-background-clip:text;background-clip:text;color:transparent;
    animation:vmx-gold-flow 7s linear infinite;
}
@keyframes vmx-gold-flow{to{background-position:-300% 0;}}
.vmx-lead{
    margin:22px auto 0;max-width:780px;
    font-size:15px;line-height:1.85;color:#a9a9a9;
}
.vmx-lead strong{color:#e8e8e8;font-weight:600;}

/* divisore a rombo come il resto del sito */
.vmx-divider{display:flex;align-items:center;justify-content:center;gap:14px;margin:0 auto 34px;max-width:420px;}
.vmx-divider span{flex:1;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35));}
.vmx-divider span:last-child{background:linear-gradient(90deg,rgba(255,255,255,.35),transparent);}
.vmx-divider i{width:8px;height:8px;background:#fff;transform:rotate(45deg);display:block;}

/* ---------- nastro scorrevole ---------- */
.vmx-marquee{
    position:relative;overflow:hidden;
    background:#000;
    border-top:1px solid rgba(201,162,77,.35);
    border-bottom:1px solid rgba(201,162,77,.35);
    padding:16px 0;
}
.vmx-marquee-track{
    display:flex;width:max-content;
    animation:vmx-marquee 38s linear infinite;
}
.vmx-marquee:hover .vmx-marquee-track{animation-play-state:paused;}
.vmx-marquee-group{display:flex;flex-shrink:0;}
.vmx-marquee-item{
    display:inline-flex;align-items:center;gap:22px;padding:0 22px;
    white-space:nowrap;
    font-size:13px;font-weight:800;letter-spacing:4px;text-transform:uppercase;
    color:#f1ece1;
}
.vmx-marquee-item::after{
    content:"";width:7px;height:7px;transform:rotate(45deg);
    background:var(--vmx-gold);box-shadow:0 0 8px rgba(243,217,139,.7);
}
@keyframes vmx-marquee{to{transform:translateX(-50%);}}

/* ---------- card vantaggi ---------- */
.vmx-features{
    display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
    margin-top:54px;text-align:left;
}
.vmx-feature{
    position:relative;overflow:hidden;
    padding:30px 24px 28px;border-radius:18px;
    background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
    border:1px solid rgba(255,255,255,.09);
    transition:transform .5s var(--vmx-ease),border-color .35s ease,box-shadow .5s ease;
}
.vmx-feature::before{
    content:"";position:absolute;left:0;top:0;height:2px;width:100%;
    background:linear-gradient(90deg,transparent,var(--vmx-gold),transparent);
    transform:scaleX(0);transition:transform .7s var(--vmx-ease);
}
.vmx-feature:hover{
    transform:translateY(-8px);
    border-color:rgba(201,162,77,.45);
    box-shadow:0 22px 50px rgba(0,0,0,.5);
}
.vmx-feature:hover::before{transform:scaleX(1);}
.vmx-feature-icon{
    display:flex;align-items:center;justify-content:center;
    width:52px;height:52px;border-radius:14px;margin-bottom:20px;
    background:rgba(201,162,77,.12);border:1px solid rgba(201,162,77,.45);
    color:var(--vmx-gold-light);
    transition:transform .5s var(--vmx-ease);
}
.vmx-feature:hover .vmx-feature-icon{transform:rotate(-8deg) scale(1.08);}
.vmx-feature-icon svg{width:24px;height:24px;}
.vmx-feature h3{margin:0 0 10px;font-size:15px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;color:#fff;}
.vmx-feature p{margin:0;font-size:14px;line-height:1.7;color:#9d9d9d;}

/* ---------- come funziona ---------- */
.vmx-section--light{background:#f6f5f2;color:#555;}
.vmx-section--light::before{
    background:
        radial-gradient(55% 50% at 50% 0%,rgba(201,162,77,.14),transparent 70%);
}
.vmx-section--light .vmx-h2{color:#0b0b0b;}
.vmx-section--light .vmx-lead{color:#666;}
.vmx-section--light .vmx-lead strong{color:#111;}
.vmx-section--light .vmx-divider span{background:linear-gradient(90deg,transparent,rgba(0,0,0,.25));}
.vmx-section--light .vmx-divider span:last-child{background:linear-gradient(90deg,rgba(0,0,0,.25),transparent);}
.vmx-section--light .vmx-divider i{background:#000;}

.vmx-steps{
    position:relative;
    display:grid;grid-template-columns:repeat(3,1fr);gap:26px;
    margin-top:56px;
}
.vmx-steps::before{
    content:"";position:absolute;top:38px;left:16%;right:16%;height:1px;
    background:repeating-linear-gradient(90deg,rgba(0,0,0,.25) 0 6px,transparent 6px 12px);
}
.vmx-step{position:relative;padding:0 10px;}
.vmx-step-num{
    position:relative;z-index:1;
    display:flex;align-items:center;justify-content:center;
    width:76px;height:76px;margin:0 auto 22px;border-radius:50%;
    background:#000;color:var(--vmx-gold-light);
    font-size:22px;font-weight:800;letter-spacing:1px;
    box-shadow:0 0 0 6px #f6f5f2,0 0 0 7px rgba(201,162,77,.55),0 14px 30px rgba(0,0,0,.2);
    transition:transform .5s var(--vmx-ease);
}
.vmx-step:hover .vmx-step-num{transform:translateY(-5px) rotate(-6deg);}
.vmx-step h3{margin:0 0 10px;font-size:16px;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;color:#0b0b0b;}
.vmx-step p{margin:0 auto;max-width:300px;font-size:14px;line-height:1.7;color:#666;}

/* ---------- categorie per stile ---------- */
.vmx-styles{
    display:grid;grid-template-columns:repeat(3,1fr);gap:16px;
    margin-top:50px;
}
.vmx-style{
    position:relative;display:flex;flex-direction:column;justify-content:flex-end;
    min-height:170px;padding:24px;border-radius:18px;overflow:hidden;
    text-align:left;text-decoration:none;color:#fff;
    background:#0d0d0d;border:1px solid rgba(255,255,255,.08);
    transition:transform .5s var(--vmx-ease),border-color .35s ease;
}
.vmx-style::before{
    content:"";position:absolute;inset:0;
    background:radial-gradient(120% 90% at 100% 0%,rgba(201,162,77,.28),transparent 55%);
    opacity:.55;transition:opacity .5s ease,transform .8s var(--vmx-ease);
}
.vmx-style:hover{transform:translateY(-6px);border-color:rgba(201,162,77,.55);}
.vmx-style:hover::before{opacity:1;transform:scale(1.15);}
.vmx-style-name{position:relative;font-size:20px;font-weight:800;letter-spacing:.5px;}
.vmx-style-desc{position:relative;margin-top:6px;font-size:13px;line-height:1.55;color:#a3a3a3;}
.vmx-style-arrow{
    position:absolute;top:22px;right:22px;
    display:flex;align-items:center;justify-content:center;
    width:38px;height:38px;border-radius:50%;
    border:1px solid rgba(255,255,255,.25);color:#fff;
    transition:transform .45s var(--vmx-ease),background .3s ease,color .3s ease,border-color .3s ease;
}
.vmx-style:hover .vmx-style-arrow{transform:rotate(-45deg);background:var(--vmx-gold);border-color:var(--vmx-gold);color:#111;}
.vmx-style-arrow svg{width:16px;height:16px;}

/* ---------- domande frequenti ---------- */
.vmx-faq{max-width:820px;margin:46px auto 0;text-align:left;}
.vmx-faq details{
    border-bottom:1px solid rgba(255,255,255,.1);
    transition:background .3s ease;
}
.vmx-faq details[open]{background:rgba(255,255,255,.02);}
.vmx-faq summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:22px 6px;
    font-size:16px;font-weight:700;color:#fff;
}
.vmx-faq summary::-webkit-details-marker{display:none;}
.vmx-faq summary::after{
    content:"+";flex:0 0 auto;
    display:flex;align-items:center;justify-content:center;
    width:30px;height:30px;border-radius:50%;
    border:1px solid rgba(201,162,77,.55);color:var(--vmx-gold-light);
    font-size:18px;font-weight:400;
    transition:transform .4s var(--vmx-ease);
}
.vmx-faq details[open] summary::after{transform:rotate(45deg);}
.vmx-faq-answer{padding:0 6px 22px;font-size:14px;line-height:1.8;color:#a3a3a3;animation:vmx-fade-down .45s ease;}
.vmx-faq-answer a{color:var(--vmx-gold-light);}
@keyframes vmx-fade-down{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:none;}}

.vmx-cta{
    display:inline-flex;align-items:center;gap:10px;
    margin-top:44px;padding:16px 34px;border-radius:999px;
    background:#fff;color:#000;text-decoration:none;
    font-size:12px;font-weight:800;letter-spacing:3px;
    transition:transform .3s ease,box-shadow .3s ease;
}
.vmx-cta:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(255,255,255,.14);}
.vmx-section--light .vmx-cta{background:#000;color:#fff;}
.vmx-section--light .vmx-cta:hover{box-shadow:0 14px 30px rgba(0,0,0,.2);}

/* ---------- responsive ---------- */
@media (max-width:1000px){
    .vmx-features{grid-template-columns:repeat(2,1fr);}
    .vmx-styles{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:700px){
    .vmx-section{padding:64px 18px;}
    .vmx-h2 br{display:none;}
    .vmx-features{grid-template-columns:1fr;gap:14px;margin-top:38px;}
    .vmx-steps{grid-template-columns:1fr;gap:34px;margin-top:40px;}
    .vmx-steps::before{display:none;}
    .vmx-styles{grid-template-columns:1fr;gap:12px;margin-top:36px;}
    .vmx-style{min-height:120px;}
    .vmx-marquee-item{font-size:11px;letter-spacing:3px;gap:16px;padding:0 16px;}
    .vmx-top{right:14px;bottom:16px;width:42px;height:42px;}
}

/* ---------- chi preferisce meno animazioni ---------- */
@media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto;}
    .vmx-marquee-track,.vmx-h2 em{animation:none !important;}
    .vmx-hide{opacity:1 !important;transform:none !important;transition:none !important;}
    .vmx-title-line::after{transform:scaleX(1);transition:none;}
    .vmx-progress{display:none;}
}