.ok-alert-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5); z-index: 99999;
    display: flex; align-items: center; justify-content: center;
    padding: 20px; animation: okFadeIn 0.2s ease;
}
.ok-alert-box {
    background: white; border-radius: 16px; padding: 30px;
    max-width: 420px; width: 100%; text-align: center;
    transform: scale(0.8); transition: transform 0.3s ease;
    box-shadow: 0 25px 60px rgba(0,0,0,0.2);
}
.ok-alert-box.show { transform: scale(1); }
.ok-alert-icon { width: 80px; height: 80px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 15px; }
.ok-alert-title { font-size: 20px; font-weight: 700; color: #1f2937; margin-bottom: 8px; }
.ok-alert-text { font-size: 14px; color: #6b7280; line-height: 1.5; }
.ok-alert-btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 12px 28px; border-radius: 10px; border: none;
    color: white; font-weight: 600; font-size: 14px; cursor: pointer;
    min-width: 120px; transition: opacity 0.2s;
}
.ok-alert-btn:hover { opacity: 0.9; }
.ok-alert-cancel { background: #e5e7eb !important; color: #374151 !important; }
.ok-confirm-btn { min-width: 110px; }
.ok-alert-input {
    width: 100%; padding: 10px 14px; border: 2px solid #e5e7eb;
    border-radius: 10px; font-size: 14px; outline: none; box-sizing: border-box;
    margin-top: 10px;
}
.ok-alert-input:focus { border-color: #ef4444; }
.ok-spinner {
    width: 48px; height: 48px; border: 4px solid #e5e7eb;
    border-top-color: #ef4444; border-radius: 50%;
    animation: okSpin 0.8s linear infinite; margin: 0 auto 15px;
}
.ok-toast {
    position: fixed; top: 20px; right: 20px; z-index: 99999;
    background: white; padding: 14px 20px; border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    display: flex; align-items: center; gap: 10px;
    font-size: 14px; font-weight: 500;
    transform: translateX(120%); transition: transform 0.3s ease;
    max-width: 400px;
}
.ok-toast.show { transform: translateX(0); }
@keyframes okFadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes okSpin { to { transform: rotate(360deg); } }