.social-btn{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;padding:12px 16px;border-radius:var(--radius-md,8px);font-size:0.9375rem;font-weight:500;font-family:inherit;line-height:1.4;cursor:pointer;transition:background-color 150ms ease,border-color 150ms ease,box-shadow 150ms ease;border:1px solid}.social-btn:disabled{opacity:0.7;cursor:not-allowed}.social-btn__icon{flex-shrink:0;width:20px;height:20px}.social-btn__text{white-space:nowrap}.social-btn--google{background:var(--bg-primary,#fff);border-color:var(--border,#dadce0);color:var(--text-primary,#3c4043)}.social-btn--google:hover:not(:disabled){background:var(--bg-hover,#f8f9fa);border-color:var(--border-light,#c4c7cc);box-shadow:0 1px 3px rgba(0,0,0,0.08)}.social-btn--google:active:not(:disabled){background:var(--bg-tertiary,#f1f3f4)}.social-btn--facebook{background:#1877F2;border-color:#1877F2;color:#ffffff}.social-btn--facebook:hover:not(:disabled){background:#166fe5;border-color:#166fe5;box-shadow:0 1px 3px rgba(24,119,242,0.3)}.social-btn--facebook:active:not(:disabled){background:#1469d4;border-color:#1469d4}.social-btn--facebook .social-btn__icon{fill:#ffffff}.pksa-error{margin-bottom:12px}.social-terms{margin-top:12px;font-size:0.75rem;color:var(--text-muted,#70757a);text-align:center;line-height:1.5}.social-terms a{color:var(--accent,#4285f4);text-decoration:underline}.social-terms a:hover{color:var(--accent-hover,#1a73e8)}.provider-list{display:flex;flex-direction:column;gap:8px}.provider-item{display:flex;align-items:center;gap:clamp(12px,2vw,16px);padding:clamp(12px,2vw,16px);background:var(--bg-tertiary);border:1px solid var(--border);border-radius:10px;min-height:64px;transition:border-color 0.2s}.provider-item--linked{border-color:rgba(34,197,94,0.2)}.provider-item__logo{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.provider-item__logo--google{background:#ffffff}.provider-item__logo--facebook{background:#1877F2}.provider-item__info{flex:1;min-width:0}.provider-item__name{font-weight:600;font-size:clamp(0.875rem,1.5vw + 0.25rem,0.9375rem);color:var(--text-primary)}.provider-item__email{font-size:clamp(0.75rem,1vw + 0.25rem,0.8125rem);color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.status-badge{display:inline-flex;align-items:center;gap:5px;font-size:0.75rem;font-weight:500;padding:3px 10px;border-radius:20px;white-space:nowrap}.status-badge--linked{background:var(--success-bg);color:var(--success);border:1px solid rgba(34,197,94,0.2)}.status-badge--unlinked{background:var(--bg-hover);color:var(--text-muted);border:1px solid var(--border)}.provider-item .btn-small{padding:6px 14px;font-size:0.8125rem;border-radius:8px;white-space:nowrap}.provider-item .btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-primary)}.provider-item .btn-outline:hover:not(:disabled){background:var(--bg-hover);border-color:var(--border-light,var(--border))}.provider-item .btn-outline:disabled{opacity:0.5;cursor:not-allowed}@media (max-width:500px){.provider-item{flex-wrap:wrap}.provider-item .btn{width:100%}}.pksa-confirm-overlay{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,0.6);backdrop-filter:blur(4px);padding:20px}.pksa-confirm-modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:14px;padding:clamp(24px,4vw,32px);max-width:400px;width:100%;text-align:center;box-shadow:0 16px 48px rgba(0,0,0,0.3);animation:pksa-modal-in 0.25s ease}@keyframes pksa-modal-in{from{opacity:0;transform:scale(0.95) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.pksa-confirm-modal__icon{width:56px;height:56px;border-radius:50%;background:rgba(var(--warning-rgb,245,158,11),0.1);border:1px solid rgba(var(--warning-rgb,245,158,11),0.2);color:var(--warning,#f59e0b);display:flex;align-items:center;justify-content:center;margin:0 auto clamp(12px,2vw,16px)}.pksa-confirm-modal__title{font-size:clamp(1rem,2vw,1.125rem);font-weight:700;color:var(--text-primary);margin:0 0 8px}.pksa-confirm-modal__desc{font-size:clamp(0.8125rem,1vw + 0.25rem,0.875rem);color:var(--text-secondary);margin:0 0 12px}.pksa-confirm-modal__list{text-align:left;list-style:none;padding:0;margin:0 0 clamp(16px,3vw,24px)}.pksa-confirm-modal__list li{display:flex;align-items:flex-start;gap:8px;font-size:clamp(0.75rem,1vw + 0.2rem,0.8125rem);color:var(--text-secondary);padding:6px 0;line-height:1.4}.pksa-confirm-modal__list li::before{content:'•';color:var(--text-muted);flex-shrink:0;margin-top:1px}.pksa-confirm-modal__actions{display:flex;gap:10px}.pksa-confirm-modal__actions .btn{flex:1;justify-content:center}@media (prefers-reduced-motion:reduce){.pksa-confirm-modal{animation:none}}