/* ARDA responsive system v2 */
@media (max-width: 1180px){
  :root{--arda-section-y:88px}
  .arda-category-grid{grid-template-columns:repeat(3,1fr)}
  .arda-products-grid{grid-template-columns:repeat(3,1fr)}
  .arda-footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width: 960px){
  .arda-topbar{display:none}
  .arda-navbar-inner{height:74px}
  .arda-main-nav,.arda-header-actions .arda-btn,.arda-header-actions .arda-icon-link{display:none}
  .arda-menu-toggle{display:flex}
  .arda-hero{min-height:680px}
  .arda-hero-content{padding:96px 0}
  .arda-split,.arda-contact-grid{grid-template-columns:1fr;gap:38px}
  .arda-story-image img{height:460px}
  .arda-section-head-row{display:block;text-align:left}
  .arda-quality-grid{grid-template-columns:repeat(2,1fr)}
  .arda-products-grid{grid-template-columns:repeat(2,1fr)}
  .arda-product-card-featured{grid-column:span 1}
}
@media (max-width: 680px){
  :root{--arda-section-y:70px}
  .arda-container,.arda-container-wide{width:min(100% - 28px,1180px)}
  .arda-brand img,.custom-logo{max-height:48px}
  .arda-hero{min-height:640px}
  .arda-hero h1{font-size:clamp(43px,13vw,62px)}
  .arda-hero p{font-size:17px}
  .arda-hero-actions{display:grid;width:100%;max-width:360px}
  .arda-hero-actions .arda-btn{width:100%}
  .arda-category-grid,.arda-products-grid,.arda-quality-grid,.arda-footer-grid,.arda-post-grid{grid-template-columns:1fr}
  .arda-category-card{min-height:136px}
  .arda-product-card-media{height:310px}
  .arda-section-head{text-align:left;margin-bottom:34px}
  .arda-section-head h2,.arda-story-content h2,.arda-professionals h2,.arda-catalog-cta h2,.arda-contact-cta h2,.arda-page-header h1{font-size:39px}
  .arda-professionals-box,.arda-catalog-cta .arda-container,.arda-contact-cta .arda-container{padding:36px 24px;border-radius:24px}
  .arda-story-image:before{display:none}
  .arda-story-image img{height:360px;border-radius:24px}
  .arda-footer-bottom{display:block}
  .arda-whatsapp-float{right:14px;bottom:14px;padding:13px 17px}
}
@media (max-width: 420px){
  .arda-mobile-menu a{font-size:28px}
  .arda-product-card-media{height:280px}
}


/* FASE 3 responsive header/footer */
@media (max-width: 1180px){.arda-header-phone{display:none}.arda-footer-cta{align-items:flex-start;flex-direction:column}.arda-footer-cta-actions{justify-content:flex-start}}
@media (max-width: 960px){.arda-navbar:after{display:none}.arda-mobile-panel{padding:22px}.arda-footer-cta{padding:34px 26px;border-radius:26px}.arda-footer-top{padding-bottom:38px}}
@media (max-width: 680px){.arda-mobile-panel{padding:18px}.arda-mobile-menu{gap:15px}.arda-mobile-menu a{font-size:30px}.arda-footer-cta-actions{display:grid;width:100%}.arda-footer-cta-actions .arda-btn{width:100%}.arda-footer-bottom-inner{display:grid}.arda-footer{padding-top:54px}}

/* =========================================================
 * FASE R9 — MOBILE PREMIUM
 * Obiettivo: rendere l'esperienza smartphone più elegante,
 * leggibile, touch-friendly e coerente con la direzione luxury.
 * ========================================================= */
@media (max-width: 980px){
  html{scroll-behavior:smooth;}
  body{overflow-x:hidden;-webkit-text-size-adjust:100%;}
  .arda-site-header{position:sticky;background:rgba(8,5,4,.88);backdrop-filter:blur(18px);}
  .arda-navbar-inner{height:72px;gap:16px;}
  .arda-brand img,.custom-logo{max-height:48px;}
  .arda-menu-toggle{width:48px;height:48px;align-items:center;justify-content:center;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);}
  .arda-menu-toggle span{width:23px;height:2px;transition:transform .25s ease,opacity .25s ease;}
  .arda-menu-toggle.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .arda-menu-toggle.is-active span:nth-child(2){opacity:0;}
  .arda-menu-toggle.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  .arda-mobile-panel{display:block;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-10px);transition:opacity .28s ease,visibility .28s ease,transform .28s ease;background:radial-gradient(circle at 80% 0%,rgba(184,35,31,.22),transparent 36%),linear-gradient(145deg,#0b0705,#17100b 62%,#090604);}
  .arda-mobile-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0);}
  .arda-mobile-head{margin-bottom:42px;}
  .arda-menu-close{width:52px;height:52px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);line-height:1;font-size:38px;}
  .arda-mobile-menu{gap:8px;margin-bottom:28px;}
  .arda-mobile-menu a{display:block;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.09);font-family:Georgia,'Times New Roman',serif;font-weight:700;font-size:clamp(31px,8vw,48px);letter-spacing:-.045em;color:#fff5e8;}
  .arda-mobile-actions{margin-top:28px;grid-template-columns:1fr;}
  .arda-mobile-actions .arda-btn{width:100%;justify-content:center;min-height:54px;}

  .arda-global-hero,.arda-hero-slider{min-height:calc(100svh - 72px);min-height:720px;}
  .arda-global-hero .arda-hero-content,.arda-hero-slider .arda-hero-content{width:min(100% - 32px,1180px);padding-top:88px;padding-bottom:58px;align-items:flex-end;}
  .arda-global-hero .arda-hero-overlay,.arda-hero-slider .arda-hero-overlay{background:linear-gradient(180deg,rgba(7,4,3,.20) 0%,rgba(7,4,3,.36) 28%,rgba(7,4,3,.86) 88%),linear-gradient(90deg,rgba(7,4,3,.78),rgba(7,4,3,.20));}
  .arda-global-hero .arda-hero-slide,.arda-hero-slider .arda-hero-slide{background-position:center top;transform:scale(1.02);}
  .arda-global-hero .arda-hero-slide.is-active,.arda-hero-slider .arda-hero-slide.is-active{transform:scale(1.075);}
  .arda-global-hero .arda-hero-copy,.arda-hero-slider .arda-hero-copy{min-height:360px;max-width:100%;}
  .arda-global-hero .arda-eyebrow,.arda-hero-slider .arda-eyebrow{font-size:10px;letter-spacing:.14em;margin-bottom:14px;}
  .arda-global-hero h1,.arda-hero-slider h1{font-size:clamp(42px,11.5vw,66px);line-height:.96;letter-spacing:-.06em;margin-bottom:16px;text-wrap:balance;}
  .arda-global-hero p,.arda-hero-slider p{font-size:16px;line-height:1.55;max-width:36rem;color:rgba(255,247,235,.84);}
  .arda-hero-actions{display:grid;grid-template-columns:1fr;gap:12px;width:100%;max-width:380px;margin-top:24px;}
  .arda-hero-actions .arda-btn{width:100%;min-height:54px;justify-content:center;padding-inline:18px;}
  .arda-hero-dots{gap:8px;margin-top:24px;}
  .arda-hero-dot{height:5px;width:28px;}
  .arda-hero-dot.is-active{width:46px;}

  .arda-section,.arda-home-section,.arda-company-section,.arda-professionals-section,.arda-recipes-section{padding-top:72px;padding-bottom:72px;}
  .arda-section-head,.arda-section-head-row{margin-bottom:32px;text-align:left;}
  .arda-section-head h2,.arda-story-content h2,.arda-professionals h2,.arda-catalog-cta h2,.arda-contact-cta h2,.arda-page-header h1,.arda-section-heading h2{font-size:clamp(34px,9vw,52px);line-height:1;letter-spacing:-.055em;text-wrap:balance;}
  .arda-lead,.arda-section-head p,.arda-story-content p,.arda-professionals p,.arda-catalog-cta p{font-size:16px;line-height:1.65;}

  .arda-category-grid,.arda-category-grid-large,.arda-products-grid,.arda-product-grid-home,.arda-quality-grid,.arda-post-grid,.arda-usecase-grid,.arda-target-grid,.arda-values-grid{grid-template-columns:1fr 1fr;gap:16px;}
  .arda-category-card,.arda-category-card a{min-height:210px;border-radius:24px;}
  .arda-category-card-featured,.arda-category-card-featured a{grid-column:span 2;min-height:280px;}
  .arda-category-content{padding:20px;}
  .arda-category-content h3{font-size:25px;}
  .arda-category-content p{font-size:13px;line-height:1.45;}

  .arda-product-card{border-radius:26px;box-shadow:0 18px 55px rgba(36,20,8,.11);}
  .arda-product-card-media{height:240px;border-radius:22px 22px 0 0;}
  .arda-product-card-media img{object-fit:contain;padding:16px;}
  .arda-product-card-body{padding:20px;}
  .arda-product-card-body h3{font-size:22px;line-height:1.05;}
  .arda-product-card-body p{font-size:14px;line-height:1.55;}
  .arda-product-card-featured{grid-column:span 2;}
  .arda-product-card-featured .arda-product-card-media,.arda-product-grid-home .arda-product-card-featured .arda-product-card-media{height:300px;}

  .arda-split,.arda-contact-grid,.arda-recipes-intro-grid,.arda-recipe-featured,.arda-professionals-box{grid-template-columns:1fr;gap:28px;}
  .arda-story-image img,.arda-professionals-visual img{height:320px;border-radius:26px;}
  .arda-professionals-box,.arda-catalog-cta .arda-container,.arda-contact-cta .arda-container,.arda-recipes-cta-box,.arda-footer-cta{padding:34px 24px;border-radius:28px;}
  .arda-contact-grid-home,.arda-contact-grid{padding:22px;border-radius:26px;}

  .arda-footer{padding-top:58px;}
  .arda-footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .arda-footer-bottom,.arda-footer-bottom-inner{gap:14px;text-align:left;}
  .arda-whatsapp-float{right:16px;bottom:16px;min-height:52px;border-radius:999px;padding:14px 18px;box-shadow:0 18px 45px rgba(31,157,87,.28);}
}

@media (max-width: 680px){
  .arda-container,.arda-container-wide{width:min(100% - 30px,1180px);}
  .arda-topbar{display:none!important;}
  .arda-navbar-inner{height:68px;}
  .arda-brand img,.custom-logo{max-height:44px;}

  .arda-global-hero,.arda-hero-slider{min-height:calc(100svh - 68px);min-height:660px;}
  .arda-global-hero .arda-hero-content,.arda-hero-slider .arda-hero-content{padding-top:76px;padding-bottom:44px;}
  .arda-global-hero .arda-hero-copy,.arda-hero-slider .arda-hero-copy{min-height:340px;}
  .arda-global-hero h1,.arda-hero-slider h1{font-size:clamp(39px,12.8vw,58px);max-width:100%;}
  .arda-global-hero p,.arda-hero-slider p{font-size:15.5px;max-width:100%;}

  .arda-section,.arda-home-section,.arda-company-section,.arda-professionals-section,.arda-recipes-section{padding-top:60px;padding-bottom:60px;}
  .arda-category-grid,.arda-category-grid-large,.arda-products-grid,.arda-product-grid-home,.arda-quality-grid,.arda-post-grid,.arda-usecase-grid,.arda-target-grid,.arda-values-grid,.arda-footer-grid{grid-template-columns:1fr;gap:18px;}
  .arda-category-card-featured,.arda-product-card-featured{grid-column:auto;}
  .arda-category-card,.arda-category-card a,.arda-category-card-featured,.arda-category-card-featured a{min-height:235px;}
  .arda-product-card-media,.arda-product-card-featured .arda-product-card-media,.arda-product-grid-home .arda-product-card-featured .arda-product-card-media{height:235px;}
  .arda-product-card-body{padding:18px;}
  .arda-quality-card,.arda-usecase-card,.arda-value-card,.arda-target-card{padding:24px;border-radius:24px;min-height:unset;}
  .arda-story-image img,.arda-professionals-visual img,.arda-recipe-featured-media{height:260px;border-radius:24px;}
  .arda-professionals-tags{gap:8px;}
  .arda-professionals-tags span{font-size:12px;padding:8px 10px;}
  .arda-btn{min-height:52px;padding:14px 18px;}
  .arda-mobile-panel{padding:18px 18px max(18px,env(safe-area-inset-bottom));}
  .arda-mobile-head{margin-bottom:28px;}
  .arda-mobile-menu a{font-size:clamp(30px,9vw,42px);padding:12px 0;}
}

@media (max-width: 420px){
  .arda-container,.arda-container-wide{width:min(100% - 24px,1180px);}
  .arda-global-hero,.arda-hero-slider{min-height:620px;}
  .arda-global-hero .arda-hero-copy,.arda-hero-slider .arda-hero-copy{min-height:330px;}
  .arda-global-hero h1,.arda-hero-slider h1{font-size:38px;}
  .arda-section-head h2,.arda-story-content h2,.arda-professionals h2,.arda-catalog-cta h2,.arda-contact-cta h2,.arda-page-header h1,.arda-section-heading h2{font-size:33px;}
  .arda-product-card-media,.arda-product-card-featured .arda-product-card-media,.arda-product-grid-home .arda-product-card-featured .arda-product-card-media{height:215px;}
  .arda-category-card,.arda-category-card a,.arda-category-card-featured,.arda-category-card-featured a{min-height:220px;}
  .arda-whatsapp-float{font-size:13px;right:12px;bottom:12px;padding:12px 15px;}
}

@media (prefers-reduced-motion: reduce){
  .arda-hero-slide,.arda-product-card-media img,.arda-category-card img,.arda-recipe-premium-card img{transition:none!important;transform:none!important;}
}


/* FASE R10 — polish responsive footer/dettagli */
@media (max-width: 980px){
  .arda-footer-grid{gap:34px;}
  .arda-footer-cta h2{font-size:clamp(28px,7vw,44px);}
  .arda-footer-menu a:hover{transform:none;}
}
@media (max-width: 680px){
  .arda-footer{padding-top:48px;}
  .arda-footer-cta{padding:30px 22px;}
  .arda-footer-grid{gap:30px;}
  .arda-footer h3{margin-bottom:13px;}
  .arda-footer-bottom-inner{align-items:flex-start;}
  .arda-orbistech-credit{display:block;line-height:1.55;}
}