/* ============================================
   VIVACE VENUS — Additional Styles
   Checkout form, header fixes, social icons
   ============================================ */

/* --- Checkout Modal --- */
.checkout-overlay{position:fixed;inset:0;background:rgba(45,31,26,.5);z-index:250;opacity:0;pointer-events:none;transition:opacity var(--transition-base)}
.checkout-overlay.show{opacity:1;pointer-events:auto}
.checkout-modal{position:fixed;top:20px;left:50%;transform:translateX(-50%) translateY(-20px);width:900px;max-width:95vw;max-height:calc(100vh - 40px);background:var(--color-surface);border-radius:var(--radius-lg);z-index:260;opacity:0;pointer-events:none;transition:all var(--transition-base);overflow-y:auto;box-shadow:var(--shadow-lg)}
.checkout-modal.show{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.checkout-modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-lg) var(--space-xl);border-bottom:1px solid var(--color-border);position:sticky;top:0;background:var(--color-surface);z-index:10;border-radius:var(--radius-lg) var(--radius-lg) 0 0}
.checkout-modal-header h2{font-family:var(--font-heading);font-size:1.5rem;font-weight:600}
.checkout-close{font-size:1.2rem;color:var(--color-text-muted);padding:4px 8px;transition:color var(--transition-fast)}
.checkout-close:hover{color:var(--color-error)}
.checkout-modal-body{padding:var(--space-lg) var(--space-xl)}
.checkout-layout{display:grid;grid-template-columns:1.3fr 1fr;gap:var(--space-xl)}
.checkout-section-title{font-family:var(--font-heading);font-size:1.15rem;font-weight:600;margin-bottom:var(--space-md);padding-bottom:8px;border-bottom:1px solid var(--color-border)}
.checkout-form-group{margin-bottom:var(--space-md)}
.checkout-form-group label{display:block;font-size:.8rem;font-weight:500;margin-bottom:6px;color:var(--color-text-secondary)}
.checkout-form-group label .req{color:var(--color-error)}
.checkout-form-group input,.checkout-form-group select,.checkout-form-group textarea{width:100%;padding:10px 14px;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.9rem;background:var(--color-surface);transition:border-color var(--transition-fast)}
.checkout-form-group input:focus,.checkout-form-group select:focus,.checkout-form-group textarea:focus{border-color:var(--color-accent);outline:none;box-shadow:0 0 0 3px rgba(139,94,107,.1)}
.checkout-form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-md)}
.checkout-summary-section{background:var(--color-surface-alt);border-radius:var(--radius-md);padding:var(--space-lg)}
.checkout-item{display:flex;gap:12px;align-items:start;padding:10px 0;border-bottom:1px solid var(--color-border)}
.checkout-item img{width:60px;height:60px;object-fit:cover;border-radius:var(--radius-sm);flex-shrink:0}
.checkout-item-info{flex:1;min-width:0}
.checkout-item-title{font-size:.85rem;font-weight:500;line-height:1.4}
.checkout-item-variant{font-size:.75rem;color:var(--color-text-muted)}
.checkout-item-meta{font-size:.78rem;color:var(--color-text-secondary);margin-top:2px}
.checkout-item-total{font-family:var(--font-mono);font-size:.9rem;font-weight:600;white-space:nowrap}
.checkout-totals{margin-top:var(--space-md);padding-top:var(--space-md);border-top:1px solid var(--color-border)}
.checkout-total-row{display:flex;justify-content:space-between;align-items:center;padding:4px 0;font-size:.85rem;color:var(--color-text-secondary)}
.checkout-total-final{margin-top:8px;padding-top:8px;border-top:1px solid var(--color-border);font-size:1.1rem;color:var(--color-text-primary)}
.checkout-total-final strong{font-family:var(--font-mono);font-size:1.2rem}
.checkout-place-order{width:100%;margin-top:var(--space-md)}
.checkout-secure-note{text-align:center;font-size:.78rem;color:var(--color-text-muted);margin-top:var(--space-sm)}
.checkout-trust-icons{display:flex;justify-content:center;gap:var(--space-md);margin-top:var(--space-sm);font-size:.75rem;color:var(--color-text-muted)}

/* --- Checkout Confirmation --- */
.checkout-confirmation{text-align:center;padding:var(--space-2xl) var(--space-lg)}
.checkout-confirmation-icon{width:64px;height:64px;border-radius:50%;background:var(--color-success);color:#fff;font-size:2rem;display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-lg)}
.checkout-confirmation h2{font-family:var(--font-heading);font-size:1.8rem;font-weight:600;margin-bottom:var(--space-sm)}
.checkout-confirmation-order{font-family:var(--font-mono);font-size:1rem;font-weight:600;color:var(--color-accent);margin-bottom:4px}
.checkout-confirmation-date{font-size:.85rem;color:var(--color-text-muted);margin-bottom:var(--space-md)}
.checkout-confirmation-msg{font-size:.95rem;color:var(--color-text-primary);margin-bottom:var(--space-sm)}
.checkout-confirmation-email{font-size:.85rem;color:var(--color-text-secondary);margin-bottom:var(--space-lg)}
.checkout-confirmation-details{background:var(--color-surface-alt);border-radius:var(--radius-md);padding:var(--space-md);margin-bottom:var(--space-lg);text-align:left}
.checkout-confirmation-details p{font-size:.85rem;color:var(--color-text-secondary);line-height:1.6;margin-bottom:var(--space-sm)}

/* --- Header Fix: Horizontal Menu --- */
.nav-links{display:flex;align-items:center;gap:var(--space-lg);white-space:nowrap;flex-wrap:nowrap}
.nav-links a{font-size:.78rem;font-weight:400;letter-spacing:.02em;color:var(--color-text-secondary);transition:color var(--transition-fast);position:relative;white-space:nowrap}
.nav-links a:hover{color:var(--color-accent)}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--color-accent);transition:width var(--transition-base)}
.nav-links a:hover::after{width:100%}
.nav-inner{padding:12px var(--space-lg)}
.nav-logo{font-size:1.5rem}

/* --- Social Icons (SVG) --- */
.social-links{display:flex;gap:10px;margin-top:var(--space-md)}
.social-links a{width:38px;height:38px;border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);color:rgba(255,255,255,.6)}
.social-links a:hover{border-color:var(--color-gold);color:var(--color-gold);transform:translateY(-2px)}
.social-links a svg{width:18px;height:18px;fill:currentColor}

/* --- Homepage Improvements --- */
.hero{position:relative;height:75vh;min-height:520px;max-height:780px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:0 var(--space-xl);max-width:720px}
.hero-eyebrow{font-size:.85rem;letter-spacing:.25em;text-transform:uppercase;color:var(--color-gold);margin-bottom:var(--space-md);font-weight:500}
.hero-title{font-family:var(--font-heading);font-size:clamp(2.4rem,5.5vw,4rem);font-weight:500;line-height:1.1;margin-bottom:var(--space-md);letter-spacing:-.01em}
.hero-subtitle{font-size:1.1rem;line-height:1.7;opacity:.92;margin-bottom:var(--space-xl);max-width:520px;margin-left:auto;margin-right:auto;font-weight:300}
.hero-actions{display:flex;gap:var(--space-md);justify-content:center;flex-wrap:wrap}

/* Section spacing improvements */
.section{padding:var(--space-3xl) 0}
.section-header{margin-bottom:var(--space-2xl)}
.section-title{font-family:var(--font-heading);font-size:clamp(1.9rem,3.5vw,2.8rem);font-weight:500;margin-bottom:var(--space-sm);letter-spacing:-.01em}
.section-subtitle{font-size:.95rem;color:var(--color-text-secondary);max-width:560px;margin:0 auto;line-height:1.6}

/* Product card improvements */
.product-card{border-radius:var(--radius-md);overflow:hidden;transition:transform var(--transition-base),box-shadow var(--transition-base)}
.product-card-img{aspect-ratio:3/4;overflow:hidden}
.product-card-body{padding:var(--space-md)}
.product-card-title{font-size:.88rem;line-height:1.4;margin-bottom:6px}
.product-card-atc{margin-top:10px}

/* Collection card improvements */
.collection-card{border-radius:var(--radius-md);overflow:hidden}

/* Trust badges improvements */
.trust-badges{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2xl);margin-top:var(--space-lg)}
.trust-item{max-width:220px}

/* Newsletter improvements */
.newsletter{background:var(--color-surface-alt);border-radius:var(--radius-lg);padding:var(--space-2xl) var(--space-lg);text-align:center}
.newsletter h3{font-family:var(--font-heading);font-size:2rem;font-weight:500;margin-bottom:var(--space-sm)}
.newsletter-form{display:flex;gap:var(--space-sm);max-width:460px;margin:0 auto;flex-wrap:wrap}

/* --- Responsive Checkout --- */
@media (max-width:768px){
  .checkout-modal{width:100vw;max-width:100vw;top:0;left:0;transform:translateY(100%);border-radius:var(--radius-lg) var(--radius-lg) 0 0;max-height:100vh}
  .checkout-modal.show{transform:translateY(0)}
  .checkout-layout{grid-template-columns:1fr;gap:var(--space-lg)}
  .checkout-modal-body{padding:var(--space-md)}
  .checkout-form-row{grid-template-columns:1fr}
  .checkout-modal-header{padding:var(--space-md) var(--space-lg)}
}