/* ============================================================
   tbio - Feuille de styles principale
   Couleurs logo: Rouge #C41E3A, Noir #1a1a1a, Or #C8A435, Vert #2E7D32
   ============================================================ */

:root {
    --tbio-red:    #C41E3A;
    --tbio-dark:   #1a1a1a;
    --tbio-gold:   #C8A435;
    --tbio-green:  #2E7D32;
    --tbio-light-green: #4CAF50;
    --tbio-cream:  #FAF7F0;
    --tbio-gray:   #6c757d;
    --tbio-border: #e8e0d0;
    --font-title:   'Playfair Display', Georgia, serif;
    --font-body:    'Lato', 'Helvetica Neue', sans-serif;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--font-body);
    color: var(--tbio-dark);
    background: #fff;
    line-height: 1.7;
}

h1, h2, h3, h4, h5 {
    font-family: var(--font-title);
    font-weight: 700;
}

a { text-decoration: none; transition: all .25s ease; }
img { max-width: 100%; height: auto; }

/* ============================================================
   BANDEAU HAUT
   ============================================================ */
.top-banner {
    background: var(--tbio-red);
    color: #fff;
    font-size: 0.85rem;
    padding: 8px 0;
    text-align: center;
}
.btn-close-banner {
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    font-size: 0.8rem;
    opacity: .7;
}
.btn-close-banner:hover { opacity: 1; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header { position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 20px rgba(0,0,0,.15); }

.header-top {
    background: #fff;
    padding: 14px 0;
    border-bottom: 1px solid var(--tbio-border);
}
.header-info { font-size: 0.82rem; color: var(--tbio-gray); }
.header-info i { color: var(--tbio-red); }

.logo-img { height: 65px; object-fit: contain; }
.logo-text-fallback {
    font-family: var(--font-title);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--tbio-red);
    letter-spacing: 3px;
}
.logo-text-fallback span { color: var(--tbio-gold); font-size: 1rem; vertical-align: super; }

/* ---- Navbar ---- */
.tbio-nav {
    background: var(--tbio-dark);
    padding: 0;
}
.tbio-nav .navbar-nav .nav-link {
    color: rgba(255,255,255,.9) !important;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 18px 16px !important;
    font-weight: 600;
    position: relative;
}
.tbio-nav .navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--tbio-gold);
    transition: width .3s ease;
}
.tbio-nav .navbar-nav .nav-link:hover::after,
.tbio-nav .navbar-nav .nav-link.active::after { width: 100%; }
.tbio-nav .navbar-nav .nav-link:hover,
.tbio-nav .navbar-nav .nav-link.active { color: var(--tbio-gold) !important; }

/* Mega menu */
.mega-dropdown { position: static !important; }
.mega-menu {
    width: 100%;
    left: 0 !important;
    border-radius: 0;
    border: none;
    border-top: 3px solid var(--tbio-gold);
    padding: 24px 0;
    box-shadow: 0 8px 30px rgba(0,0,0,.15);
}
.mega-item {
    padding: 8px 12px;
    font-size: 0.88rem;
    color: var(--tbio-dark);
    border-radius: 4px;
    margin-bottom: 2px;
}
.mega-item:hover { background: var(--tbio-cream); color: var(--tbio-red); }
.mega-menu-promo { background: var(--tbio-cream); border-radius: 8px; padding: 12px; }

/* Navbar actions */
.navbar-actions .nav-action-btn {
    color: rgba(255,255,255,.85);
    font-size: 1.1rem;
    position: relative;
    padding: 6px;
}
.navbar-actions .nav-action-btn:hover { color: var(--tbio-gold); }

.cart-badge {
    position: absolute;
    top: -4px;
    right: -6px;
    background: var(--tbio-red);
    color: #fff;
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.brand-text { font-family: var(--font-title); color: var(--tbio-gold); font-size: 1.5rem; font-weight: 700; }

/* ============================================================
   PANIER SIDEBAR
   ============================================================ */
.cart-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,.5);
    z-index: 1050;
    display: none;
    opacity: 0;
    transition: opacity .3s ease;
}
.cart-overlay.active { display: block; opacity: 1; }

.cart-sidebar {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: 380px;
    max-width: 100vw;
    background: #fff;
    z-index: 1051;
    transform: translateX(100%);
    transition: transform .35s cubic-bezier(.4,0,.2,1);
    display: flex; flex-direction: column;
    box-shadow: -4px 0 30px rgba(0,0,0,.2);
}
.cart-sidebar.open { transform: translateX(0); }

.cart-sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--tbio-border);
    display: flex; justify-content: space-between; align-items: center;
    background: var(--tbio-cream);
}
.cart-sidebar-header h5 { margin: 0; font-family: var(--font-title); color: var(--tbio-dark); }
.cart-close { background: none; border: none; font-size: 1.2rem; cursor: pointer; color: var(--tbio-gray); }
.cart-close:hover { color: var(--tbio-red); }

.cart-sidebar-body { flex: 1; overflow-y: auto; padding: 20px; }
.cart-sidebar-footer { padding: 20px; border-top: 1px solid var(--tbio-border); }

/* ============================================================
   BOUTONS
   ============================================================ */
.btn-tbio-red {
    background: var(--tbio-red);
    color: #fff;
    border: 2px solid var(--tbio-red);
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 0.85rem;
    padding: 10px 24px;
    border-radius: 0;
    transition: all .25s;
}
.btn-tbio-red:hover { background: #a01830; border-color: #a01830; color: #fff; transform: translateY(-1px); }

.btn-tbio-green {
    background: var(--tbio-green);
    color: #fff;
    border: 2px solid var(--tbio-green);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    padding: 10px 24px;
    border-radius: 0;
}
.btn-tbio-green:hover { background: #1b5e20; border-color: #1b5e20; color: #fff; }

.btn-tbio-gold {
    background: var(--tbio-gold);
    color: var(--tbio-dark);
    border: 2px solid var(--tbio-gold);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    padding: 10px 24px;
    border-radius: 0;
}
.btn-tbio-gold:hover { background: #a8891d; border-color: #a8891d; color: #fff; }

.btn-outline-tbio {
    border: 2px solid var(--tbio-red);
    color: var(--tbio-red);
    background: transparent;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    padding: 9px 22px;
    border-radius: 0;
}
.btn-outline-tbio:hover { background: var(--tbio-red); color: #fff; }

/* ============================================================
   HERO / BANNIÈRE ACCUEIL
   ============================================================ */
.hero-section {
    position: relative;
    min-height: 580px;
    background: linear-gradient(135deg, var(--tbio-dark) 0%, #2c1810 50%, var(--tbio-green) 100%);
    display: flex; align-items: center;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute; inset: 0;
    background: url('../images/hero-bg.jpg') center/cover;
    opacity: 0.25;
}
.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to right, rgba(26,26,26,.85) 50%, transparent);
}
.hero-content { position: relative; z-index: 2; color: #fff; }

.hero-badge {
    display: inline-block;
    background: var(--tbio-gold);
    color: var(--tbio-dark);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 6px 16px;
    margin-bottom: 16px;
}
.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.15;
    margin-bottom: 20px;
}
.hero-title span { color: var(--tbio-gold); }
.hero-subtitle { font-size: 1.1rem; opacity: .85; margin-bottom: 30px; max-width: 500px; }
.hero-drop {
    position: absolute;
    right: 10%;
    top: 50%;
    transform: translateY(-50%);
    opacity: .15;
    font-size: 18rem;
    color: var(--tbio-gold);
}

/* Slider dots */
.hero-slider { position: relative; }
.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex; gap: 8px; z-index: 3;
}
.slider-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,.4);
    cursor: pointer;
    transition: all .3s;
}
.slider-dot.active { background: var(--tbio-gold); transform: scale(1.3); }

/* ============================================================
   SECTION INTRO / PRODUCTEUR
   ============================================================ */
.section-intro { padding: 80px 0; background: var(--tbio-cream); }
.section-title {
    font-family: var(--font-title);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    color: var(--tbio-dark);
    margin-bottom: 8px;
}
.section-subtitle { color: var(--tbio-gray); font-size: 1rem; margin-bottom: 50px; }
.section-divider {
    width: 60px; height: 3px;
    background: var(--tbio-gold);
    margin: 0 auto 16px;
}
.section-divider-left { margin: 0 0 16px; }

.feature-card {
    text-align: center;
    padding: 30px 20px;
    background: #fff;
    border: 1px solid var(--tbio-border);
    border-radius: 4px;
    transition: transform .3s, box-shadow .3s;
    height: 100%;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: 0 12px 40px rgba(0,0,0,.1); }
.feature-card .icon-wrap {
    width: 70px; height: 70px;
    background: var(--tbio-cream);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px;
    border: 2px solid var(--tbio-gold);
}
.feature-card .icon-wrap i { font-size: 1.6rem; color: var(--tbio-green); }
.feature-card h5 { font-size: 1rem; color: var(--tbio-dark); margin-bottom: 12px; }
.feature-card p { font-size: 0.88rem; color: var(--tbio-gray); }
.feature-card a { color: var(--tbio-red); font-size: 0.85rem; font-weight: 600; }

/* ============================================================
   PRODUIT VEDETTE
   ============================================================ */
.section-featured { padding: 80px 0; }
.featured-label {
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--tbio-gold);
    font-weight: 700;
    margin-bottom: 8px;
}
.featured-img-wrap {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,.15);
}
.featured-img-wrap img { width: 100%; height: 450px; object-fit: cover; }
.featured-bio-badge {
    position: absolute;
    top: 20px; left: 20px;
    background: var(--tbio-green);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 6px 14px;
    text-transform: uppercase;
}
.featured-content { padding: 40px 20px; }
.featured-title { font-size: 2rem; margin-bottom: 20px; color: var(--tbio-dark); }
.featured-price { font-size: 2rem; color: var(--tbio-red); font-weight: 700; margin-bottom: 20px; }
.featured-badges .badge {
    font-size: 0.78rem;
    margin-right: 6px;
    padding: 6px 12px;
    border-radius: 0;
    font-weight: 600;
}

/* ============================================================
   GRILLE PRODUITS
   ============================================================ */
.section-products { padding: 80px 0; background: var(--tbio-cream); }

.product-card {
    background: #fff;
    border: 1px solid var(--tbio-border);
    border-radius: 4px;
    overflow: hidden;
    transition: transform .3s, box-shadow .3s;
    height: 100%;
    display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-6px); box-shadow: 0 16px 50px rgba(0,0,0,.12); }

.product-card-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/4;
    background: var(--tbio-cream);
}
.product-card-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}
.product-card:hover .product-card-img img { transform: scale(1.06); }

.product-badges {
    position: absolute;
    top: 12px; left: 12px;
    display: flex; flex-direction: column; gap: 4px;
}
.badge-bio { background: var(--tbio-green); color: #fff; font-size: 0.7rem; padding: 3px 8px; font-weight: 700; }
.badge-promo { background: var(--tbio-red); color: #fff; font-size: 0.7rem; padding: 3px 8px; font-weight: 700; }
.badge-new { background: var(--tbio-gold); color: var(--tbio-dark); font-size: 0.7rem; padding: 3px 8px; font-weight: 700; }

.product-actions-overlay {
    position: absolute;
    bottom: -50px;
    left: 0; right: 0;
    display: flex; gap: 8px;
    padding: 12px;
    background: linear-gradient(transparent, rgba(26,26,26,.7));
    transition: bottom .3s;
}
.product-card:hover .product-actions-overlay { bottom: 0; }
.product-actions-overlay .btn { flex: 1; font-size: 0.78rem; padding: 8px 6px; }

.product-card-body {
    padding: 18px;
    flex: 1;
    display: flex; flex-direction: column;
}
.product-category { font-size: 0.75rem; color: var(--tbio-gold); font-weight: 600; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 6px; }
.product-name {
    font-family: var(--font-title);
    font-size: 1rem;
    color: var(--tbio-dark);
    margin-bottom: 8px;
    line-height: 1.4;
}
.product-name a { color: inherit; }
.product-name a:hover { color: var(--tbio-red); }
.product-excerpt { font-size: 0.82rem; color: var(--tbio-gray); margin-bottom: 14px; flex: 1; }
.product-footer { display: flex; justify-content: space-between; align-items: center; margin-top: auto; }
.product-price { font-size: 1.2rem; font-weight: 700; color: var(--tbio-red); }
.product-price-old { text-decoration: line-through; color: var(--tbio-gray); font-size: 0.85rem; }
.product-volume { font-size: 0.78rem; color: var(--tbio-gray); }

.btn-add-cart {
    background: var(--tbio-dark);
    color: #fff;
    border: none;
    width: 38px; height: 38px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 0;
    font-size: 0.9rem;
    transition: background .2s;
    cursor: pointer;
    flex-shrink: 0;
}
.btn-add-cart:hover { background: var(--tbio-red); }

/* Stars */
.stars { color: var(--tbio-gold); font-size: 0.75rem; margin-bottom: 8px; }

/* ============================================================
   SECTION BIENFAITS
   ============================================================ */
.section-benefits { padding: 80px 0; background: var(--tbio-dark); color: #fff; }
.section-benefits .section-title { color: #fff; }
.section-benefits .section-subtitle { color: rgba(255,255,255,.7); }

.benefit-item {
    display: flex; align-items: flex-start; gap: 16px;
    padding: 20px;
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 4px;
    transition: border-color .3s, background .3s;
    height: 100%;
}
.benefit-item:hover { border-color: var(--tbio-gold); background: rgba(200,164,53,.05); }
.benefit-icon {
    width: 50px; height: 50px;
    background: var(--tbio-gold);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.benefit-icon i { color: var(--tbio-dark); font-size: 1.1rem; }
.benefit-text h6 { color: #fff; margin-bottom: 6px; font-size: 0.95rem; }
.benefit-text p { font-size: 0.82rem; color: rgba(255,255,255,.65); margin: 0; }

.benefits-img { border-radius: 4px; box-shadow: 0 20px 60px rgba(0,0,0,.4); }

/* ============================================================
   TÉMOIGNAGES
   ============================================================ */
.section-testimonials { padding: 80px 0; }
.testimonial-card {
    background: #fff;
    border: 1px solid var(--tbio-border);
    border-radius: 4px;
    padding: 28px;
    position: relative;
    transition: box-shadow .3s;
}
.testimonial-card:hover { box-shadow: 0 8px 30px rgba(0,0,0,.1); }
.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 10px; left: 20px;
    font-size: 5rem;
    line-height: 1;
    color: var(--tbio-gold);
    opacity: .2;
    font-family: Georgia, serif;
}
.testimonial-text { font-style: italic; color: var(--tbio-gray); margin-bottom: 16px; font-size: 0.92rem; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--tbio-gold);
    display: flex; align-items: center; justify-content: center;
    color: var(--tbio-dark);
    font-weight: 700;
    font-size: 1.1rem;
}
.testimonial-author strong { display: block; font-size: 0.9rem; }
.testimonial-author span { font-size: 0.78rem; color: var(--tbio-gray); }

/* ============================================================
   SECTION CERTIFICATIONS
   ============================================================ */
.section-certs { padding: 60px 0; background: var(--tbio-cream); }
.cert-logo { height: 60px; object-fit: contain; filter: grayscale(100%); opacity: .6; transition: all .3s; }
.cert-logo:hover { filter: none; opacity: 1; }

/* ============================================================
   PAGES BOUTIQUE / CATEGORIE
   ============================================================ */
.page-header-shop {
    background: linear-gradient(135deg, var(--tbio-dark), #2c1810);
    color: #fff;
    padding: 60px 0;
    text-align: center;
}
.page-header-shop h1 { color: #fff; margin-bottom: 10px; }
.breadcrumb-nav a { color: rgba(255,255,255,.7); }
.breadcrumb-nav span { color: var(--tbio-gold); }

.shop-sidebar { padding-right: 30px; }
.shop-sidebar h6 { font-weight: 700; text-transform: uppercase; letter-spacing: 1px; font-size: 0.85rem; margin-bottom: 14px; color: var(--tbio-dark); border-bottom: 2px solid var(--tbio-gold); padding-bottom: 8px; }
.cat-filter { display: flex; flex-direction: column; gap: 4px; }
.cat-filter a { font-size: 0.88rem; color: var(--tbio-gray); padding: 6px 0; border-bottom: 1px solid var(--tbio-border); }
.cat-filter a:hover, .cat-filter a.active { color: var(--tbio-red); }
.cat-filter a .count { float: right; font-size: 0.78rem; background: var(--tbio-cream); padding: 1px 7px; border-radius: 10px; }

.sort-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--tbio-border); }
.sort-bar select { border: 1px solid var(--tbio-border); padding: 6px 12px; font-size: 0.85rem; color: var(--tbio-dark); }

/* Pagination */
.tbio-pagination .page-link { color: var(--tbio-dark); border-color: var(--tbio-border); border-radius: 0 !important; }
.tbio-pagination .page-link:hover { background: var(--tbio-red); color: #fff; border-color: var(--tbio-red); }
.tbio-pagination .page-item.active .page-link { background: var(--tbio-red); border-color: var(--tbio-red); }

/* ============================================================
   PAGE PRODUIT
   ============================================================ */
.product-gallery-main { border-radius: 4px; overflow: hidden; aspect-ratio: 1; background: var(--tbio-cream); }
.product-gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.gallery-thumbs { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.gallery-thumb { width: 70px; height: 70px; border-radius: 4px; overflow: hidden; cursor: pointer; border: 2px solid transparent; transition: border-color .2s; }
.gallery-thumb:hover, .gallery-thumb.active { border-color: var(--tbio-gold); }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }

.product-detail-price { font-size: 2.2rem; font-weight: 700; color: var(--tbio-red); }
.product-detail-old-price { font-size: 1rem; text-decoration: line-through; color: var(--tbio-gray); }
.qty-input { display: flex; align-items: center; gap: 0; }
.qty-input button { background: var(--tbio-cream); border: 1px solid var(--tbio-border); width: 40px; height: 45px; font-size: 1.2rem; cursor: pointer; }
.qty-input input { border: 1px solid var(--tbio-border); border-left: none; border-right: none; width: 60px; height: 45px; text-align: center; font-size: 1rem; }

.product-tabs .nav-link { color: var(--tbio-gray); border-radius: 0; border-bottom: 2px solid transparent; padding: 12px 20px; font-weight: 600; }
.product-tabs .nav-link.active { color: var(--tbio-red); border-bottom-color: var(--tbio-red); background: none; }

/* ============================================================
   PANIER PAGE
   ============================================================ */
.cart-table th { background: var(--tbio-dark); color: #fff; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.5px; padding: 12px 16px; border: none; }
.cart-table td { padding: 16px; vertical-align: middle; border-color: var(--tbio-border); }
.cart-total-box { background: var(--tbio-cream); padding: 24px; border: 1px solid var(--tbio-border); }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-info-box { background: var(--tbio-dark); color: #fff; padding: 40px; height: 100%; }
.contact-info-box h4 { color: var(--tbio-gold); font-family: var(--font-title); margin-bottom: 24px; }
.contact-info-item { display: flex; gap: 14px; margin-bottom: 20px; }
.contact-info-item i { color: var(--tbio-gold); margin-top: 3px; }
.contact-form-wrap { padding: 40px; border: 1px solid var(--tbio-border); }
.form-control { border: 1px solid var(--tbio-border); border-radius: 0; padding: 10px 14px; }
.form-control:focus { border-color: var(--tbio-gold); box-shadow: 0 0 0 3px rgba(200,164,53,.15); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer-certs { background: var(--tbio-dark); padding: 40px 0; border-bottom: 1px solid rgba(255,255,255,.05); }
.cert-item { color: rgba(255,255,255,.75); }

.footer-main { background: #111; color: rgba(255,255,255,.75); padding: 70px 0 40px; }
.footer-logo { height: 65px; object-fit: contain; }
.footer-logo-text { font-family: var(--font-title); font-size: 2rem; color: var(--tbio-gold); }
.footer-desc { font-size: 0.88rem; line-height: 1.75; margin-bottom: 20px; }
.footer-title { color: var(--tbio-gold); font-family: var(--font-title); font-size: 1rem; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { color: rgba(255,255,255,.65); font-size: 0.88rem; }
.footer-links a:hover { color: var(--tbio-gold); padding-left: 6px; }
.footer-contact { list-style: none; padding: 0; margin: 0; }
.footer-contact li { display: flex; gap: 10px; margin-bottom: 10px; font-size: 0.88rem; }
.footer-contact i { color: var(--tbio-gold); margin-top: 3px; flex-shrink: 0; }

.footer-socials { display: flex; gap: 10px; }
.social-btn {
    width: 36px; height: 36px;
    background: rgba(255,255,255,.08);
    color: rgba(255,255,255,.7);
    display: flex; align-items: center; justify-content: center;
    border-radius: 50%;
    font-size: 0.85rem;
    transition: all .25s;
}
.social-btn:hover { background: var(--tbio-gold); color: var(--tbio-dark); }

.newsletter-box .form-control { border-radius: 0; background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.2); color: #fff; }
.newsletter-box .form-control::placeholder { color: rgba(255,255,255,.4); }

.footer-bottom { background: #0a0a0a; padding: 16px 0; color: rgba(255,255,255,.5); font-size: 0.83rem; }

/* ============================================================
   NOTIFICATIONS TOAST
   ============================================================ */
.tbio-toast {
    position: fixed;
    bottom: 20px; right: 20px;
    background: var(--tbio-dark);
    color: #fff;
    padding: 14px 20px;
    border-radius: 4px;
    border-left: 4px solid var(--tbio-green);
    z-index: 9999;
    transform: translateX(120%);
    transition: transform .35s cubic-bezier(.4,0,.2,1);
    max-width: 300px;
    box-shadow: 0 8px 24px rgba(0,0,0,.3);
}
.tbio-toast.show { transform: translateX(0); }
.tbio-toast.error { border-left-color: var(--tbio-red); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 991px) {
    .tbio-nav .navbar-nav .nav-link { padding: 12px 16px !important; border-bottom: 1px solid rgba(255,255,255,.08); }
    .hero-section { min-height: 420px; }
    .hero-drop { display: none; }
    .cart-sidebar { width: 100%; }
    .shop-sidebar { margin-bottom: 30px; }
    .featured-content { padding: 20px 0; }
}
@media (max-width: 767px) {
    .section-intro, .section-featured, .section-products, .section-benefits,
    .section-testimonials, .section-certs { padding: 50px 0; }
    .footer-main { padding: 50px 0 30px; }
}