/* THE DRAGON CIRCLE — PWA install prompt styles */

@media all and (display-mode: standalone) {
    .pwa-install-banner,
    .pwa-install-modal { display: none !important; }
}

/* ===== Top banner ===== */

.pwa-install-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    padding-top: calc(10px + env(safe-area-inset-top));
    padding-left: calc(14px + env(safe-area-inset-left));
    padding-right: calc(14px + env(safe-area-inset-right));
    background: linear-gradient(180deg, rgba(20, 20, 20, 0.97) 0%, rgba(10, 10, 10, 0.97) 100%);
    border-bottom: 1px solid rgba(201, 169, 98, 0.28);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    color: #E8E4DC;
    font-family: 'Noto Serif TC', 'Cormorant Garamond', serif;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45);
    transform: translateY(-105%);
    opacity: 0;
    transition: transform 0.35s ease, opacity 0.35s ease;
    will-change: transform, opacity;
}

.pwa-install-banner.is-visible {
    display: flex;
    transform: translateY(0);
    opacity: 1;
}

.pwa-install-banner__close {
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: transparent;
    color: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease, border-color 0.2s ease;
    -webkit-tap-highlight-color: transparent;
}

.pwa-install-banner__close:hover,
.pwa-install-banner__close:focus-visible {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.45);
    outline: none;
}

.pwa-install-banner__close svg {
    width: 14px;
    height: 14px;
    display: block;
}

.pwa-install-banner__icon {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    border-radius: 9px;
    overflow: hidden;
    border: 1px solid rgba(201, 169, 98, 0.4);
    background: #0a0a0a;
}

.pwa-install-banner__icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.pwa-install-banner__text {
    flex: 1 1 auto;
    min-width: 0;
    line-height: 1.3;
}

.pwa-install-banner__title {
    font-size: 14px;
    font-weight: 600;
    color: #F5EEE0;
    letter-spacing: 0.04em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pwa-install-banner__desc {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.55);
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: 0.02em;
}

.pwa-install-banner__cta {
    flex: 0 0 auto;
    padding: 8px 18px;
    border: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, #E8D5A3 0%, #C9A962 50%, #8B7355 100%);
    color: #0a0a0a;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.18em;
    cursor: pointer;
    font-family: inherit;
    box-shadow: 0 2px 10px rgba(201, 169, 98, 0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    -webkit-tap-highlight-color: transparent;
}

.pwa-install-banner__cta:hover,
.pwa-install-banner__cta:focus-visible {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(201, 169, 98, 0.55);
    outline: none;
}

.pwa-install-banner__cta:active {
    transform: translateY(0);
}

html.pwa-install-banner-visible body {
    padding-top: calc(60px + env(safe-area-inset-top));
}

@media (max-width: 380px) {
    .pwa-install-banner {
        gap: 10px;
        padding: 8px 12px;
        padding-top: calc(8px + env(safe-area-inset-top));
    }
    .pwa-install-banner__icon {
        width: 36px;
        height: 36px;
    }
    .pwa-install-banner__cta {
        padding: 7px 14px;
        font-size: 12px;
        letter-spacing: 0.14em;
    }
    .pwa-install-banner__desc {
        font-size: 11px;
    }
}

/* ===== Modal ===== */

.pwa-install-modal {
    position: fixed;
    inset: 0;
    z-index: 10001;
    display: none;
    align-items: flex-end;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    padding: 16px;
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
    animation: pwaModalFadeIn 0.25s ease;
}

@keyframes pwaModalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.pwa-install-modal.is-visible {
    display: flex;
}

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

.pwa-install-modal__sheet {
    position: relative;
    width: 100%;
    max-width: 440px;
    background: linear-gradient(180deg, #161412 0%, #0c0b09 100%);
    border: 1px solid rgba(201, 169, 98, 0.32);
    border-radius: 18px;
    padding: 26px 22px 20px;
    color: #E8E4DC;
    font-family: 'Noto Serif TC', serif;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.65);
    animation: pwaSheetSlideUp 0.32s cubic-bezier(0.2, 0.7, 0.3, 1);
}

@keyframes pwaSheetSlideUp {
    from { transform: translateY(40px); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}

.pwa-install-modal__close {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: #C9A962;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
}

.pwa-install-modal__close svg {
    width: 14px;
    height: 14px;
}

.pwa-install-modal__header {
    font-size: 11px;
    letter-spacing: 0.4em;
    color: #C9A962;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 6px;
    padding-left: 0.4em;
}

.pwa-install-modal__title {
    font-size: 19px;
    font-weight: 600;
    color: #F5EEE0;
    text-align: center;
    margin: 0 0 18px;
    letter-spacing: 0.04em;
    line-height: 1.4;
}

.pwa-install-modal__steps {
    list-style: none;
    padding: 0;
    margin: 0 0 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    counter-reset: pwaStep;
}

.pwa-install-modal__step {
    position: relative;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 14px 14px 16px;
    background: rgba(201, 169, 98, 0.06);
    border: 1px solid rgba(201, 169, 98, 0.2);
    border-radius: 12px;
    counter-increment: pwaStep;
}

.pwa-install-modal__step::before {
    content: counter(pwaStep, decimal-leading-zero);
    position: absolute;
    top: -9px;
    left: 14px;
    padding: 2px 8px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 10px;
    letter-spacing: 0.18em;
    background: linear-gradient(135deg, #E8D5A3 0%, #C9A962 60%, #8B7355 100%);
    color: #0a0a0a;
    border-radius: 6px;
    font-weight: 700;
}

.pwa-install-modal__icon {
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: rgba(201, 169, 98, 0.12);
    color: #C9A962;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.pwa-install-modal__icon svg {
    width: 22px;
    height: 22px;
    display: block;
}

.pwa-install-modal__step p {
    margin: 0;
    font-size: 13.5px;
    line-height: 1.55;
    color: #E8E4DC;
}

.pwa-install-modal__step strong {
    color: #F5EEE0;
    font-weight: 600;
}

.pwa-install-modal__ok {
    width: 100%;
    padding: 13px;
    border: 0;
    border-radius: 12px;
    background: linear-gradient(135deg, #E8D5A3 0%, #C9A962 50%, #8B7355 100%);
    color: #0a0a0a;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.22em;
    cursor: pointer;
    font-family: inherit;
    -webkit-tap-highlight-color: transparent;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 14px rgba(201, 169, 98, 0.35);
}

.pwa-install-modal__ok:hover,
.pwa-install-modal__ok:focus-visible {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(201, 169, 98, 0.5);
    outline: none;
}

@media (min-width: 600px) {
    .pwa-install-modal {
        align-items: center;
        padding: 24px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pwa-install-banner,
    .pwa-install-modal,
    .pwa-install-modal__sheet {
        animation: none !important;
        transition: none !important;
    }
}