.nyxia-pulse-popup {
    position: fixed;
    inset: 0;
    z-index: 99999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 220ms ease;
}

.nyxia-pulse-popup.is-visible {
    opacity: 1;
    pointer-events: auto;
}

.nyxia-pulse-popup__backdrop {
    position: absolute;
    inset: 0;
    background: var(--nyxia-overlay, rgba(2, 6, 23, 0.7));
    backdrop-filter: blur(5px);
}

.nyxia-pulse-popup__card {
    position: relative;
    margin: min(10vh, 64px) auto 24px;
    width: calc(100% - 32px);
    max-width: var(--nyxia-max-width, 560px);
    border-radius: var(--nyxia-radius, 18px);
    padding: 24px;
    background: linear-gradient(145deg, var(--nyxia-panel-bg, #0f172a), #0b1224 68%);
    color: var(--nyxia-text-color, #e2e8f0);
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.08);
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body.nyxia-popup-lock-scroll {
    overflow: hidden;
}

.nyxia-pulse-popup__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--nyxia-accent-color, #22d3ee) 25%, transparent);
    color: var(--nyxia-accent-color, #22d3ee);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.nyxia-pulse-popup h2 {
    margin: 14px 0 8px;
    font-size: clamp(1.3rem, 2.6vw, 1.8rem);
    line-height: 1.2;
    color: var(--nyxia-text-color, #e2e8f0);
}

.nyxia-pulse-popup p {
    margin: 0;
    opacity: 0.95;
    font-size: 1rem;
    line-height: 1.55;
}

.nyxia-pulse-popup__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.nyxia-pulse-popup__button {
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.06);
    color: var(--nyxia-text-color, #e2e8f0);
    border-radius: 12px;
    padding: 10px 14px;
    min-width: 130px;
    font-weight: 600;
    transition: transform 120ms ease, box-shadow 150ms ease, background 150ms ease;
}

.nyxia-pulse-popup__button--link {
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.nyxia-pulse-popup__button:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.1);
}

.nyxia-pulse-popup__button.is-primary {
    border-color: transparent;
    color: #06151c;
    background: linear-gradient(140deg, var(--nyxia-accent-color, #22d3ee), #67e8f9);
    box-shadow: 0 10px 24px color-mix(in srgb, var(--nyxia-accent-color, #22d3ee) 35%, transparent);
}

.nyxia-pulse-popup__button.is-primary:hover {
    box-shadow: 0 12px 28px color-mix(in srgb, var(--nyxia-accent-color, #22d3ee) 45%, transparent);
}

.nyxia-pulse-popup.is-preset-minimal .nyxia-pulse-popup__card {
    background: #ffffff;
    color: #111827;
    border: 1px solid #e5e7eb;
    box-shadow: 0 12px 34px rgba(17, 24, 39, 0.12);
}

.nyxia-pulse-popup.is-preset-minimal .nyxia-pulse-popup__badge {
    background: #eef2ff;
    color: #4338ca;
}

.nyxia-pulse-popup.is-preset-minimal .nyxia-pulse-popup__button {
    border-color: #d1d5db;
    background: #f9fafb;
    color: #111827;
}

.nyxia-pulse-popup.is-preset-minimal .nyxia-pulse-popup__button.is-primary {
    color: #ffffff;
    background: #111827;
    box-shadow: none;
}

.nyxia-pulse-popup.is-preset-glass .nyxia-pulse-popup__card {
    background: linear-gradient(155deg, rgba(15, 23, 42, 0.62), rgba(2, 6, 23, 0.42));
    border: 1px solid rgba(255, 255, 255, 0.24);
    box-shadow: 0 24px 64px rgba(2, 6, 23, 0.42);
    backdrop-filter: blur(16px);
}

.nyxia-pulse-popup.is-preset-glass .nyxia-pulse-popup__button {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.25);
}

.nyxia-pulse-popup.is-preset-neon .nyxia-pulse-popup__card {
    background: radial-gradient(circle at top right, rgba(56, 189, 248, 0.16), transparent 46%), #080817;
    border: 1px solid rgba(34, 211, 238, 0.5);
    box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.2), 0 0 42px rgba(34, 211, 238, 0.35), 0 24px 64px rgba(2, 6, 23, 0.55);
}

.nyxia-pulse-popup.is-preset-neon .nyxia-pulse-popup__badge {
    background: rgba(34, 211, 238, 0.16);
    color: #67e8f9;
}

.nyxia-pulse-popup.is-preset-neon .nyxia-pulse-popup__button {
    border-color: rgba(103, 232, 249, 0.4);
    background: rgba(15, 23, 42, 0.75);
}

.nyxia-pulse-popup.is-preset-neon .nyxia-pulse-popup__button.is-primary {
    color: #001015;
    box-shadow: 0 0 28px rgba(34, 211, 238, 0.5);
}

@media (max-width: 640px) {
    .nyxia-pulse-popup__card {
        margin-top: 48px;
        padding: 20px;
    }

    .nyxia-pulse-popup__button {
        flex: 1 1 calc(50% - 5px);
    }
}