/* ==========================================================================
   VOLTEO — Design System « Tech Premium Sombre »
   Maison connectée & accessoires auto
   ========================================================================== */

:root {
  /* Fonds sombres */
  --vlt-bg:          #070b14;
  --vlt-bg-2:        #0b1120;
  --vlt-surface:     #111a2e;
  --vlt-surface-2:   #16213a;

  /* Texte */
  --vlt-ink:         #eaf0fb;
  --vlt-ink-soft:    #9fb0cc;
  --vlt-ink-dim:     #6b7a96;

  /* Marque */
  --vlt-primary:     #2563eb;
  --vlt-primary-600: #3b82f6;
  --vlt-accent:      #06d6c4;
  --vlt-accent-2:    #67f5e8;
  --vlt-amber:       #fbbf24;
  --vlt-line:        rgba(255, 255, 255, .09);
  --vlt-line-2:      rgba(255, 255, 255, .16);

  /* Typo */
  --vlt-font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --vlt-h:    "Sora", var(--vlt-font);

  --vlt-max:    1240px;
  --vlt-radius: 18px;
  --vlt-radius-sm: 12px;
  --vlt-shadow: 0 20px 50px -24px rgba(0, 0, 0, .7);
  --vlt-glow:   0 0 0 1px rgba(6, 214, 196, .35), 0 24px 60px -20px rgba(6, 214, 196, .25);
  --vlt-transition: .25s cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--vlt-font);
  color: var(--vlt-ink);
  background: var(--vlt-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { font-family: var(--vlt-h); line-height: 1.13; font-weight: 700; letter-spacing: -.02em; color: #fff; }
h1 { font-size: clamp(2.1rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); }

a { color: var(--vlt-accent); text-decoration: none; transition: color var(--vlt-transition); }
a:hover { color: var(--vlt-accent-2); }
img { max-width: 100%; height: auto; display: block; }
p { color: var(--vlt-ink-soft); }

.vlt-container { max-width: var(--vlt-max); margin-inline: auto; padding-inline: 22px; }

/* ---------- Boutons ---------- */
.vlt-btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .9rem 1.7rem; border-radius: 999px;
  font-weight: 600; font-size: .98rem; cursor: pointer; border: 0; line-height: 1;
  transition: transform var(--vlt-transition), box-shadow var(--vlt-transition), background var(--vlt-transition);
}
.vlt-btn--primary {
  background: linear-gradient(135deg, var(--vlt-primary-600), var(--vlt-accent));
  color: #06121f; font-weight: 700;
  box-shadow: 0 10px 30px -8px rgba(6, 214, 196, .5);
}
.vlt-btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -10px rgba(6, 214, 196, .65); color: #06121f; }
.vlt-btn--ghost { background: rgba(255, 255, 255, .04); color: #fff; border: 1.5px solid var(--vlt-line-2); }
.vlt-btn--ghost:hover { border-color: var(--vlt-accent); color: var(--vlt-accent-2); }

/* ---------- Barre d'annonce ---------- */
.vlt-announce {
  background: linear-gradient(90deg, var(--vlt-primary), var(--vlt-accent));
  color: #04121d; text-align: center; font-size: .85rem; font-weight: 600;
  padding: .5rem 1rem; letter-spacing: .01em;
}
.vlt-announce span { display: inline-flex; align-items: center; gap: .4rem; margin: 0 .9rem; }

/* ---------- Header ---------- */
.vlt-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(7, 11, 20, .72);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--vlt-line);
}
.vlt-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; height: 74px; }
.vlt-logo { font-family: var(--vlt-h); font-weight: 800; font-size: 1.4rem; letter-spacing: -.03em; color: #fff; }
.vlt-logo__link { display: inline-flex; align-items: center; gap: .55rem; color: #fff; }
.vlt-logo__mark { flex-shrink: 0; filter: drop-shadow(0 4px 12px rgba(6, 214, 196, .45)); }
.vlt-logo__word, .vlt-logo__word span { color: #fff; }
.vlt-logo__word span { color: var(--vlt-accent); }
.vlt-nav { display: flex; gap: 1.7rem; }
.vlt-nav a { color: var(--vlt-ink-soft); font-weight: 500; font-size: .96rem; }
.vlt-nav a:hover { color: #fff; }
.vlt-header__actions { display: flex; align-items: center; gap: 1.1rem; }

/* ---------- Hero ---------- */
.vlt-hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(60% 80% at 82% 25%, rgba(6, 214, 196, .18), transparent 60%),
    radial-gradient(90% 90% at 78% 0%, #14306b 0%, var(--vlt-bg) 58%);
  color: #fff; padding: clamp(3.5rem, 8vw, 7rem) 0;
}
.vlt-hero__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; position: relative; z-index: 1; }
.vlt-hero h1 { margin: 0 0 1.1rem; }
.vlt-hero h1 em { font-style: normal; background: linear-gradient(120deg, var(--vlt-accent-2), var(--vlt-accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.vlt-hero p { font-size: 1.15rem; color: #c7d2e8; max-width: 46ch; margin: 0 0 1.8rem; }
.vlt-hero__badges { display: flex; flex-wrap: wrap; gap: 1.4rem; margin-top: 2.2rem; }
.vlt-hero__badge { display: flex; align-items: center; gap: .5rem; font-size: .9rem; color: var(--vlt-ink-soft); }
.vlt-hero__badge b { color: #fff; font-weight: 600; }
.vlt-hero__badge .vlt-ico { color: var(--vlt-accent); }
.vlt-hero__art { display: flex; justify-content: center; }
.vlt-hero__art svg { width: 100%; max-width: 440px; height: auto; }

/* ---------- Sections ---------- */
.vlt-section { padding: clamp(3.2rem, 6vw, 5.5rem) 0; }
.vlt-section--alt { background: var(--vlt-bg-2); }
.vlt-section__head { text-align: center; max-width: 62ch; margin: 0 auto 2.8rem; }
.vlt-section__eyebrow { color: var(--vlt-accent); font-weight: 700; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; display: block; margin-bottom: .7rem; }
.vlt-section__head p { color: var(--vlt-ink-soft); font-size: 1.05rem; }

/* ---------- Catégories ---------- */
.vlt-cats { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; }
.vlt-cat {
  position: relative; border-radius: var(--vlt-radius); overflow: hidden;
  min-height: 230px; display: flex; align-items: flex-end; padding: 1.4rem;
  color: #fff; background: var(--vlt-surface); border: 1px solid var(--vlt-line);
  transition: transform var(--vlt-transition), box-shadow var(--vlt-transition), border-color var(--vlt-transition);
}
.vlt-cat:hover { transform: translateY(-5px); border-color: rgba(6, 214, 196, .4); box-shadow: var(--vlt-glow); }
.vlt-cat img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .45; }
.vlt-cat span { position: relative; z-index: 1; font-family: var(--vlt-h); font-weight: 700; font-size: 1.2rem; }
.vlt-cat--demo { align-items: center; justify-content: center; flex-direction: column; gap: .7rem; background: linear-gradient(150deg, var(--vlt-surface), #16294e); }
.vlt-cat__ico { color: var(--vlt-accent); display: inline-flex; }

/* ---------- Bénéfices ---------- */
.vlt-benefits { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.4rem; }
.vlt-benefit {
  background: var(--vlt-surface); border: 1px solid var(--vlt-line); border-radius: var(--vlt-radius);
  padding: 1.8rem 1.5rem; transition: transform var(--vlt-transition), border-color var(--vlt-transition);
}
.vlt-benefit:hover { transform: translateY(-4px); border-color: rgba(6, 214, 196, .35); }
.vlt-benefit__ico {
  width: 54px; height: 54px; border-radius: 15px; display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(37, 99, 235, .25), rgba(6, 214, 196, .25));
  color: var(--vlt-accent); margin-bottom: 1.1rem;
}
.vlt-benefit h3 { font-size: 1.15rem; margin: 0 0 .5rem; }
.vlt-benefit p { margin: 0; font-size: .95rem; }

/* ---------- Bandeau confiance ---------- */
.vlt-trust__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; }
.vlt-trust__item { display: flex; gap: .9rem; align-items: flex-start; }
.vlt-trust__item h4 { margin: 0 0 .2rem; color: #fff; font-size: 1rem; }
.vlt-trust__item p { margin: 0; color: var(--vlt-ink-soft); font-size: .9rem; }
.vlt-trust__ico { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 14px; background: rgba(6, 214, 196, .12); color: var(--vlt-accent); flex-shrink: 0; }

/* ==========================================================================
   PRODUITS — Cartes premium (WooCommerce)
   ========================================================================== */
.woocommerce ul.products,
.vlt-products {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.6rem; margin: 0; padding: 0; list-style: none;
}
.woocommerce ul.products li.product,
.vlt-card {
  position: relative; background: var(--vlt-surface);
  border: 1px solid var(--vlt-line); border-radius: var(--vlt-radius);
  overflow: hidden; width: auto !important; margin: 0 !important;
  display: flex; flex-direction: column;
  transition: transform var(--vlt-transition), box-shadow var(--vlt-transition), border-color var(--vlt-transition);
}
.woocommerce ul.products li.product::before { display: none; }
.woocommerce ul.products li.product:hover,
.vlt-card:hover { transform: translateY(-6px); border-color: rgba(6, 214, 196, .45); box-shadow: var(--vlt-glow); }

/* zone image claire (gère les photos fournisseurs sur fond blanc) */
.woocommerce ul.products li.product a img {
  background: #fff; aspect-ratio: 1 / 1; object-fit: contain;
  padding: 16px; margin: 12px 12px 0; width: calc(100% - 24px);
  border-radius: var(--vlt-radius-sm); transition: transform .4s ease;
}
.woocommerce ul.products li.product:hover a img { transform: scale(1.06); }

.woocommerce ul.products li.product .woocommerce-loop-product__title {
  font-family: var(--vlt-h); font-size: 1.02rem; font-weight: 600; color: #fff;
  padding: .9rem 1.1rem .25rem; line-height: 1.3;
}
.woocommerce ul.products li.product .price {
  display: block; padding: 0 1.1rem; color: #fff; font-weight: 700; font-size: 1.15rem; margin-top: auto;
}
.woocommerce ul.products li.product .price del { color: var(--vlt-ink-dim); font-weight: 400; font-size: .9rem; margin-right: .4rem; }
.woocommerce ul.products li.product .price ins { color: var(--vlt-accent); text-decoration: none; }

.woocommerce ul.products li.product .button,
.woocommerce ul.products li.product .added_to_cart {
  margin: .9rem 1.1rem 1.2rem; border-radius: 999px; text-align: center;
  background: linear-gradient(135deg, var(--vlt-primary-600), var(--vlt-accent));
  color: #06121f; font-weight: 700; padding: .7rem 1rem; border: 0; transition: var(--vlt-transition);
}
.woocommerce ul.products li.product .button:hover { filter: brightness(1.08); transform: translateY(-1px); }

/* badge promo */
.woocommerce span.onsale {
  position: absolute; top: 18px; left: 18px; z-index: 2; min-height: auto; min-width: auto;
  background: var(--vlt-accent); color: #04121d; border-radius: 999px;
  font-weight: 800; font-size: .72rem; padding: .3rem .8rem; line-height: 1.4; margin: 0;
  box-shadow: 0 6px 16px -4px rgba(6, 214, 196, .6);
}
/* étoiles avis si présentes */
.woocommerce ul.products li.product .star-rating { margin: .2rem 1.1rem; color: var(--vlt-amber); font-size: .8rem; }

/* ---------- Avis clients ---------- */
.vlt-reviews { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.4rem; }
.vlt-review {
  background: var(--vlt-surface); border: 1px solid var(--vlt-line); border-radius: var(--vlt-radius);
  padding: 1.7rem 1.6rem; display: flex; flex-direction: column; gap: .9rem;
}
.vlt-review__stars { color: var(--vlt-amber); letter-spacing: 2px; font-size: 1rem; }
.vlt-review__text { color: var(--vlt-ink); font-size: .98rem; margin: 0; }
.vlt-review__author { display: flex; align-items: center; gap: .7rem; margin-top: auto; }
.vlt-review__avatar { width: 40px; height: 40px; border-radius: 50%; background: linear-gradient(135deg, var(--vlt-primary), var(--vlt-accent)); display: flex; align-items: center; justify-content: center; color: #04121d; font-weight: 700; }
.vlt-review__name { font-weight: 600; color: #fff; font-size: .92rem; }
.vlt-review__loc { color: var(--vlt-ink-dim); font-size: .82rem; }

/* ---------- Bannière promo ---------- */
.vlt-promo {
  position: relative; overflow: hidden; border-radius: 24px;
  background: linear-gradient(120deg, #11306b, #06b9aa);
  padding: clamp(2.2rem, 5vw, 3.5rem); text-align: center;
}
.vlt-promo h2 { color: #fff; margin: 0 0 .6rem; }
.vlt-promo p { color: rgba(255, 255, 255, .9); margin: 0 0 1.5rem; font-size: 1.08rem; }

/* ---------- FAQ ---------- */
.vlt-faq__item { background: var(--vlt-surface); border: 1px solid var(--vlt-line); border-radius: var(--vlt-radius-sm); padding: 1rem 1.3rem; margin-bottom: .8rem; }
.vlt-faq__item summary { font-family: var(--vlt-h); font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; color: #fff; }
.vlt-faq__item summary::-webkit-details-marker { display: none; }
.vlt-faq__item summary::after { content: "+"; font-size: 1.4rem; color: var(--vlt-accent); }
.vlt-faq__item[open] summary::after { content: "\2013"; }
.vlt-faq__item p { color: var(--vlt-ink-soft); margin: .8rem 0 0; }

/* ---------- Footer ---------- */
.vlt-footer { background: #04070e; color: var(--vlt-ink-soft); padding: 3.8rem 0 2rem; border-top: 1px solid var(--vlt-line); }
.vlt-footer__grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 2rem; margin-bottom: 2.5rem; }
.vlt-footer h4 { color: #fff; font-size: 1rem; margin: 0 0 1rem; }
.vlt-footer a { color: var(--vlt-ink-soft); display: block; padding: .25rem 0; font-size: .92rem; }
.vlt-footer a:hover { color: var(--vlt-accent); }
.vlt-footer__bottom { border-top: 1px solid var(--vlt-line); padding-top: 1.5rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: .85rem; }

/* ---------- Icônes ---------- */
.vlt-ico { display: inline-block; vertical-align: middle; flex-shrink: 0; }
.vlt-cart { display: inline-flex; align-items: center; gap: .3rem; color: var(--vlt-ink); position: relative; }
.vlt-cart:hover { color: var(--vlt-accent); }
.vlt-cart__count { font-size: .8rem; font-weight: 700; min-width: 20px; height: 20px; display: inline-flex; align-items: center; justify-content: center; background: var(--vlt-accent); color: #04121d; border-radius: 999px; padding: 0 5px; }

/* ==========================================================================
   WooCommerce — pages boutique / produit / panier (lisibilité sur fond sombre)
   ========================================================================== */
.woocommerce, .woocommerce-page { color: var(--vlt-ink); }
.woocommerce .woocommerce-result-count,
.woocommerce .woocommerce-ordering { color: var(--vlt-ink-soft); }
.woocommerce-products-header__title,
.woocommerce div.product .product_title { color: #fff; }
.woocommerce div.product p.price, .woocommerce div.product span.price { color: var(--vlt-accent); font-weight: 700; }
.woocommerce .woocommerce-breadcrumb { color: var(--vlt-ink-dim); }
.woocommerce .woocommerce-breadcrumb a { color: var(--vlt-ink-soft); }

/* image produit single sur fond clair */
.woocommerce div.product div.images img { background: #fff; border-radius: var(--vlt-radius-sm); }

/* onglets, tableaux */
.woocommerce div.product .woocommerce-tabs ul.tabs li { background: var(--vlt-surface); border-color: var(--vlt-line); }
.woocommerce div.product .woocommerce-tabs ul.tabs li.active { background: var(--vlt-surface-2); }
.woocommerce div.product .woocommerce-tabs ul.tabs li a { color: var(--vlt-ink); }
.woocommerce table.shop_table, .woocommerce table.shop_table td, .woocommerce table.shop_table th { background: var(--vlt-surface); color: var(--vlt-ink); border-color: var(--vlt-line); }
.woocommerce .cart_totals, .woocommerce-checkout #payment { background: var(--vlt-surface); border-radius: var(--vlt-radius); }

/* champs de formulaire lisibles */
.woocommerce form .form-row input.input-text,
.woocommerce form .form-row textarea,
.woocommerce .select2-container--default .select2-selection--single,
.woocommerce #payment .input-text,
input[type="text"], input[type="email"], input[type="tel"], input[type="password"], input[type="number"], input[type="search"], select, textarea {
  background: var(--vlt-surface-2); color: var(--vlt-ink); border: 1px solid var(--vlt-line-2); border-radius: 10px; padding: .7rem .9rem;
}
.woocommerce form .form-row label, .woocommerce-checkout label { color: var(--vlt-ink-soft); }

/* boutons WooCommerce génériques */
.woocommerce #respond input#submit, .woocommerce a.button, .woocommerce button.button, .woocommerce input.button,
.woocommerce a.button.alt, .woocommerce button.button.alt {
  background: linear-gradient(135deg, var(--vlt-primary-600), var(--vlt-accent)); color: #06121f; font-weight: 700; border-radius: 999px; border: 0;
}
.woocommerce a.button:hover, .woocommerce button.button:hover { filter: brightness(1.08); }

.woocommerce .quantity input.qty { background: var(--vlt-surface-2); color: var(--vlt-ink); border: 1px solid var(--vlt-line-2); }
.woocommerce-message, .woocommerce-info, .woocommerce-error { background: var(--vlt-surface); color: var(--vlt-ink); border-top-color: var(--vlt-accent); }

/* pagination */
.woocommerce nav.woocommerce-pagination ul { border-color: var(--vlt-line); }
.woocommerce nav.woocommerce-pagination ul li { border-color: var(--vlt-line); }
.woocommerce nav.woocommerce-pagination ul li a, .woocommerce nav.woocommerce-pagination ul li span { color: var(--vlt-ink); }
.woocommerce nav.woocommerce-pagination ul li span.current { background: var(--vlt-accent); color: #04121d; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .vlt-hero__grid { grid-template-columns: 1fr; }
  .vlt-hero__art { order: -1; }
  .vlt-nav { display: none; }
  .vlt-footer__grid { grid-template-columns: 1fr 1fr; }
  .vlt-announce span:nth-child(n+3) { display: none; }
}

/* ---------- Accessibilité ---------- */
.vlt-skip-link { position: absolute; left: -999px; }
.vlt-skip-link:focus { left: 1rem; top: 1rem; z-index: 999; background: #fff; color: #000; padding: .6rem 1rem; border-radius: 8px; }
:focus-visible { outline: 3px solid var(--vlt-accent); outline-offset: 2px; }