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1fr}}.auth-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#0f172a66;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.auth-modal{position:relative;width:400px;max-width:calc(100vw - 2rem);background:var(--color-surface);border-radius:var(--radius-xl);padding:2.5rem 2rem;box-shadow:var(--shadow-xl);animation:slideUp .25s cubic-bezier(.16,1,.3,1)}@keyframes slideUp{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}.auth-close-btn{position:absolute;top:1rem;right:1rem;width:2rem;height:2rem;font-size:1.25rem;color:var(--color-text-tertiary);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;transition:all 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var(--color-border);margin-bottom:1.75rem}.privacy-title{font-size:1.75rem;font-weight:700;color:var(--color-text-primary);margin:0 0 .5rem}.privacy-meta{font-size:.8125rem;color:var(--color-text-tertiary)}.privacy-section{margin-bottom:1.75rem}.privacy-section-title{font-size:1.125rem;font-weight:600;color:var(--color-text-primary);margin:0 0 .75rem}.privacy-paragraph{font-size:.9375rem;line-height:1.9;color:var(--color-text-secondary);margin:0 0 .75rem}.auth-modal-submit{width:100%;height:2.75rem;margin-top:.5rem;background:var(--color-primary);color:var(--color-primary-foreground);border-radius:var(--radius-md);font-size:.875rem;font-weight:600;transition:background .15s}.auth-modal-submit:hover{background:var(--color-primary-dark)}.auth-modal-submit:disabled{opacity:.5;cursor:not-allowed}.auth-modal-footer{text-align:center;margin-top:1.25rem;font-size:.8125rem;color:var(--color-text-tertiary)}.auth-modal-link{color:var(--color-primary);font-weight:500;cursor:pointer}.auth-modal-link:hover{text-decoration:underline}.auth-modal-field-extra{text-align:right;margin-top:.375rem}.auth-modal-info{background:#ecfdf5;color:#047857;padding:.625rem .875rem;border-radius:var(--radius-md);font-size:.8125rem;margin-bottom:1rem}.auth-modal-divider{display:flex;align-items:center;margin:1.25rem 0 1rem;font-size:.75rem;color:var(--color-text-tertiary)}.auth-modal-divider:before,.auth-modal-divider:after{content:"";flex:1;height:1px;background:var(--color-border-light)}.auth-modal-divider:before{margin-right:.75rem}.auth-modal-divider:after{margin-left:.75rem}.auth-modal-oauth{display:flex;justify-content:center;position:relative}.oauth-dropdown{position:relative}.oauth-icon-btn{width:2.5rem;height:2.5rem;border-radius:var(--radius-full);background:var(--color-surface-tertiary);color:var(--color-text-secondary);display:flex;align-items:center;justify-content:center;transition:all .15s}.oauth-icon-btn:hover{background:var(--color-primary);color:var(--color-primary-foreground)}.oauth-menu{position:absolute;bottom:calc(100% + .5rem);left:50%;transform:translate(-50%) scale(.95);transform-origin:bottom center;background:var(--color-surface);border:1px solid var(--color-border-light);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:.375rem;min-width:180px;opacity:0;visibility:hidden;transition:all .18s cubic-bezier(.16,1,.3,1);z-index:10}.oauth-menu.show{opacity:1;visibility:visible;transform:translate(-50%) scale(1)}.oauth-menu-item{display:flex;align-items:center;gap:.625rem;padding:.5rem .75rem;font-size:.8125rem;color:var(--color-text-primary);border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;transition:background .12s}.oauth-menu-item:hover{background:var(--color-surface-tertiary)}.oauth-item-icon{display:inline-flex;align-items:center;justify-content:center;color:var(--color-text-secondary)}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#f8fafc,#eff6ff);padding:2rem 1rem}.auth-page-card{position:relative;width:400px;max-width:calc(100vw - 2rem);background:var(--color-surface);border-radius:var(--radius-xl);padding:2.5rem 2rem;box-shadow:var(--shadow-xl)}.product-detail-modal{position:relative;width:480px;max-width:calc(100vw - 2rem);max-height:calc(100vh - 4rem);overflow-y:auto;background:var(--color-surface);border-radius:var(--radius-xl);padding:2.5rem 2rem;box-shadow:var(--shadow-xl);animation:slideUp .25s cubic-bezier(.16,1,.3,1)}.product-detail-icon{width:4rem;height:4rem;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem}.product-detail-name{font-size:1.75rem;font-weight:700;color:var(--color-text-primary);margin-bottom:.25rem}.product-detail-tagline{font-size:.9375rem;color:var(--color-primary);font-weight:500;margin-bottom:.75rem}.product-detail-desc{font-size:.875rem;color:var(--color-text-secondary);line-height:1.7;margin-bottom:1.5rem}.product-detail-features-title{font-size:1rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.75rem}.product-detail-features{list-style:none;margin-bottom:1.5rem}.product-detail-features li{display:flex;align-items:center;gap:.5rem;padding:.375rem 0;font-size:.875rem;color:var(--color-text-secondary)}.product-detail-features .check-mark{color:var(--color-success);font-weight:700}.product-detail-actions{text-align:center}