.cert-pdf-loader {
    position: fixed;
    inset: 0;
    z-index: 10800;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.28s ease, visibility 0.28s ease;
}

.cert-pdf-loader.is-visible {
    opacity: 1;
    visibility: visible;
}

.cert-pdf-loader__card {
    width: min(420px, 100%);
    background: #fff;
    border-radius: 1.25rem;
    padding: 1.75rem 1.5rem 1.5rem;
    box-shadow:
        0 24px 48px rgba(15, 23, 42, 0.18),
        0 0 0 1px rgba(34, 49, 97, 0.06);
    text-align: center;
    transform: translateY(12px) scale(0.98);
    transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

.cert-pdf-loader.is-visible .cert-pdf-loader__card {
    transform: translateY(0) scale(1);
}

.cert-pdf-loader__icon {
    width: 3.5rem;
    height: 3.5rem;
    margin: 0 auto 1rem;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(34, 49, 97, 0.08), rgba(72, 179, 229, 0.15));
    color: #223161;
    animation: cert-pdf-pulse 1.6s ease-in-out infinite;
}

.cert-pdf-loader.is-success .cert-pdf-loader__icon {
    animation: none;
    background: rgba(16, 185, 129, 0.12);
    color: #059669;
}

.cert-pdf-loader.is-error .cert-pdf-loader__icon {
    animation: none;
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
}

@keyframes cert-pdf-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.06); opacity: 0.88; }
}

.cert-pdf-loader__title {
    margin: 0 0 0.35rem;
    font-size: 1.125rem;
    font-weight: 700;
    color: #162242;
}

.cert-pdf-loader__subtitle {
    margin: 0 0 1.25rem;
    font-size: 0.9rem;
    color: #64748b;
    line-height: 1.45;
}

.cert-pdf-loader__track {
    height: 0.5rem;
    border-radius: 999px;
    background: #e8edf5;
    overflow: hidden;
    position: relative;
}

.cert-pdf-loader__fill {
    height: 100%;
    width: 0%;
    border-radius: inherit;
    background: linear-gradient(90deg, #223161 0%, #48b3e5 55%, #10b981 100%);
    background-size: 200% 100%;
    transition: width 0.35s ease;
    animation: cert-pdf-shimmer 1.8s linear infinite;
}

.cert-pdf-loader.is-success .cert-pdf-loader__fill {
    animation: none;
    background: #10b981;
}

.cert-pdf-loader.is-error .cert-pdf-loader__fill {
    animation: none;
    background: #ef4444;
}

@keyframes cert-pdf-shimmer {
    0% { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

.cert-pdf-loader__percent {
    margin-top: 0.65rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: #475569;
    letter-spacing: 0.02em;
}

.cert-pdf-loader__actions {
    margin-top: 1rem;
    display: none;
    gap: 0.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cert-pdf-loader.is-error .cert-pdf-loader__actions {
    display: flex;
}

.cert-pdf-loader__btn {
    border: 0;
    border-radius: 999px;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
}

.cert-pdf-loader__btn--primary {
    background: #223161;
    color: #fff;
}

.cert-pdf-loader__btn--ghost {
    background: #f1f5f9;
    color: #334155;
}