:root {
    --jdpwa-bg: #ffffff;
    --jdpwa-fg: #111111;
    --jdpwa-muted: #6b7280;
    --jdpwa-border: rgba(0, 0, 0, 0.08);
    --jdpwa-overlay: rgba(0, 0, 0, 0.55);
    --jdpwa-radius: 18px;
    --jdpwa-theme: #111111;
}

@media (prefers-color-scheme: dark) {
    :root {
        --jdpwa-bg: #1a1a1c;
        --jdpwa-fg: #f5f5f7;
        --jdpwa-muted: #a3a3a8;
        --jdpwa-border: rgba(255, 255, 255, 0.08);
        --jdpwa-overlay: rgba(0, 0, 0, 0.7);
    }
}

html.jdpwa-modal-open,
html.jdpwa-modal-open body {
    overflow: hidden;
}

.jdpwa-modal {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: none;
    align-items: flex-end;
    justify-content: center;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    color: var(--jdpwa-fg);
}
.jdpwa-modal.is-open { display: flex; }

@media (min-width: 640px) {
    .jdpwa-modal { align-items: center; }
}

.jdpwa-modal__backdrop {
    position: absolute;
    inset: 0;
    background: var(--jdpwa-overlay);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: jdpwa-fade 200ms ease-out;
}

.jdpwa-modal__panel {
    position: relative;
    background: var(--jdpwa-bg);
    width: 100%;
    max-width: 420px;
    border-radius: var(--jdpwa-radius) var(--jdpwa-radius) 0 0;
    padding: 24px 22px 22px;
    box-shadow: 0 -8px 40px rgba(0, 0, 0, 0.18);
    animation: jdpwa-slide 240ms cubic-bezier(0.2, 0.9, 0.3, 1);
    box-sizing: border-box;
}

@media (min-width: 640px) {
    .jdpwa-modal__panel {
        border-radius: var(--jdpwa-radius);
        margin: 0 16px;
        animation: jdpwa-pop 220ms cubic-bezier(0.2, 0.9, 0.3, 1);
    }
}

.jdpwa-modal__close {
    position: absolute;
    top: 10px;
    right: 12px;
    width: 32px;
    height: 32px;
    border: 0;
    background: transparent;
    color: var(--jdpwa-muted);
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    border-radius: 50%;
}
.jdpwa-modal__close:hover { background: var(--jdpwa-border); }

.jdpwa-modal__header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.jdpwa-modal__icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    object-fit: cover;
    background: var(--jdpwa-border);
    flex-shrink: 0;
}

.jdpwa-modal__title {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.2;
    color: var(--jdpwa-fg);
}

.jdpwa-modal__lead {
    margin: 0 0 14px;
    font-size: 15px;
    line-height: 1.45;
    color: var(--jdpwa-fg);
}
.jdpwa-modal__lead strong { font-weight: 600; }

.jdpwa-modal__benefits {
    list-style: none;
    margin: 0 0 18px;
    padding: 0;
    font-size: 14px;
    color: var(--jdpwa-muted);
}
.jdpwa-modal__benefits li {
    padding: 6px 0 6px 22px;
    position: relative;
}
.jdpwa-modal__benefits li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 12px;
    width: 14px;
    height: 8px;
    border-left: 2px solid var(--jdpwa-theme);
    border-bottom: 2px solid var(--jdpwa-theme);
    transform: rotate(-45deg);
}

.jdpwa-steps {
    list-style: none;
    margin: 0 0 18px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.jdpwa-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    background: var(--jdpwa-border);
    border-radius: 12px;
    font-size: 14px;
    color: var(--jdpwa-fg);
}

.jdpwa-step__num {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--jdpwa-theme);
    color: #fff;
    font-weight: 600;
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.jdpwa-step__icon {
    flex-shrink: 0;
    color: var(--jdpwa-fg);
    display: inline-flex;
}
.jdpwa-step__text { flex: 1 1 auto; line-height: 1.4; }
.jdpwa-step__text strong { font-weight: 600; }

.jdpwa-modal__actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 6px;
}

.jdpwa-btn {
    appearance: none;
    border: 0;
    border-radius: 12px;
    padding: 13px 18px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    line-height: 1.2;
    transition: opacity 0.15s ease, transform 0.05s ease;
}
.jdpwa-btn:active { transform: scale(0.98); }

.jdpwa-btn--primary {
    background: var(--jdpwa-theme);
    color: #fff;
}
.jdpwa-btn--primary:hover { opacity: 0.92; }

.jdpwa-btn--ghost {
    background: transparent;
    color: var(--jdpwa-muted);
}
.jdpwa-btn--ghost:hover { background: var(--jdpwa-border); }

.jdpwa-modal__body { display: none; }
.jdpwa-modal[data-variant="android"] .jdpwa-modal__body--android { display: block; }
.jdpwa-modal[data-variant="ios"]     .jdpwa-modal__body--ios     { display: block; }

/* Inside the Android body, swap between the native-prompt path and manual
   instructions depending on whether beforeinstallprompt was captured. */
.jdpwa-modal.jdpwa-has-bip .jdpwa-nobip-only { display: none; }
.jdpwa-modal.jdpwa-no-bip  .jdpwa-bip-only   { display: none; }

@keyframes jdpwa-fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}
@keyframes jdpwa-slide {
    from { transform: translateY(40px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}
@keyframes jdpwa-pop {
    from { transform: scale(0.96); opacity: 0; }
    to   { transform: scale(1);    opacity: 1; }
}