/**
 * Floating actions — musik, QR check-in, layar penuh (standar semua tema).
 * Warna mengikuti --nk-color-primary-color / --nk-color-secondary-color dari tema.
 */
:root {
    --nk-floating-btn-size: 35px;
    --nk-floating-btn-gap: 10px;
    --nk-floating-btn-icon: 13px;
    --nk-floating-btn-color: var(--nk-color-primary-color, #c5a880);
    /* Pakai bg gelap tema — jangan secondary (bisa terang/emas sehingga ikon hilang) */
    --nk-floating-btn-bg: color-mix(in srgb, var(--nk-color-bg-color, #1a1a1a) 92%, transparent);
    --nk-floating-btn-text-on: var(--nk-color-button-text-color, #121212);
    --nk-floating-glow: color-mix(in srgb, var(--nk-floating-btn-color) 35%, transparent);
}

.nk-floating-btns {
    position: fixed;
    bottom: calc(24px + env(safe-area-inset-bottom, 0px));
    right: calc(20px + env(safe-area-inset-right, 0px));
    z-index: 998;
    display: flex;
    flex-direction: column;
    gap: var(--nk-floating-btn-gap);
    transition: bottom 0.3s cubic-bezier(0.76, 0, 0.24, 1), opacity 0.35s ease;
}

.nk-floating-btns--raised {
    bottom: calc(90px + env(safe-area-inset-bottom, 0px));
}

.nk-floating-btns--pending {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Legacy: offset ke panel undangan di mode centered (bukan split kolom kanan) */
@media (min-width: 1024px) {
    .nk-desktop-showcase.nk-mode-centered_preview .nk-floating-btns--panel-right {
        right: calc(50% - (var(--nk-desktop-inv-panel-width, 390px) / 2) + 20px) !important;
        margin-right: 0 !important;
    }
}

.nk-floating-btn {
    position: relative;
    width: var(--nk-floating-btn-size);
    height: var(--nk-floating-btn-size);
    border-radius: 50%;
    border: 1px solid var(--nk-floating-btn-color);
    background: var(--nk-floating-btn-bg);
    color: var(--nk-floating-btn-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.45);
    transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.nk-floating-btn svg {
    width: var(--nk-floating-btn-icon);
    height: var(--nk-floating-btn-icon);
    display: block;
    flex-shrink: 0;
}

.nk-floating-btn:hover {
    background: var(--nk-floating-btn-color);
    color: var(--nk-floating-btn-text-on);
    box-shadow: 0 0 15px var(--nk-floating-glow);
}

.nk-floating-btn.is-playing {
    background: var(--nk-floating-btn-color) !important;
    color: var(--nk-floating-btn-text-on) !important;
    box-shadow: 0 0 11px var(--nk-floating-glow) !important;
    animation: nkFloatingMusicPulse 1.6s ease-in-out infinite;
}

.nk-floating-btn.is-playing::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1px solid var(--nk-floating-btn-color);
    opacity: 0;
    animation: nkFloatingMusicRing 1.6s ease-out infinite;
    pointer-events: none;
}

.global-music-waves {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 2px;
    width: 14px;
    height: 14px;
}

.global-music-waves span {
    display: block;
    width: 2px;
    background: currentColor;
    border-radius: 2px;
    animation: nkFloatingMusicWave 0.75s ease-in-out infinite alternate;
    transform-origin: bottom center;
}

.global-music-waves span:nth-child(1) { height: 6px; animation-delay: 0s; }
.global-music-waves span:nth-child(2) { height: 11px; animation-delay: 0.12s; }
.global-music-waves span:nth-child(3) { height: 8px; animation-delay: 0.24s; }

@keyframes nkFloatingMusicWave {
    0% { transform: scaleY(0.25); opacity: 0.55; }
    100% { transform: scaleY(1); opacity: 1; }
}

@keyframes nkFloatingMusicPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.06); }
}

@keyframes nkFloatingMusicRing {
    0% { transform: scale(0.85); opacity: 0.75; }
    100% { transform: scale(1.35); opacity: 0; }
}

/* QR modal */
.nk-qr-overlay[hidden] {
    display: none !important;
}

.nk-qr-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.nk-qr-modal {
    --nk-qr-text: var(--nk-color-button-text-color, #fffdf9);
    --nk-qr-text-muted: color-mix(in srgb, var(--nk-qr-text) 78%, transparent);
    --nk-qr-accent: var(--nk-floating-btn-color);
    --nk-qr-text-on-accent: var(--nk-floating-btn-text-on, #121212);
    background: color-mix(in srgb, var(--nk-color-card-background, #f8fbfd) 88%, var(--nk-color-secondary-color, #2c6280) 12%);
    border: 1px solid color-mix(in srgb, var(--nk-qr-accent) 55%, transparent);
    border-radius: 12px;
    width: 100%;
    max-width: 320px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.55);
    animation: nkQrFadeIn 0.4s ease both;
}

/* Latar terang → teks gelap */
.nk-qr-modal[data-nk-qr-tone="light"] {
    --nk-qr-text: var(--nk-color-text-color, #1a3d52);
    --nk-qr-text-muted: var(--nk-color-muted-color, #5a7d92);
    --nk-qr-text-on-accent: var(--nk-color-button-text-color, #fffdf9);
}

/* Latar gelap → teks terang */
.nk-qr-modal[data-nk-qr-tone="dark"] {
    --nk-qr-text: var(--nk-color-button-text-color, #fffdf9);
    --nk-qr-text-muted: color-mix(in srgb, var(--nk-qr-text) 82%, transparent);
    --nk-qr-text-on-accent: var(--nk-color-text-color, #1a3d52);
}

.nk-qr-title {
    font-family: var(--nk-font-heading, serif);
    font-size: 18px;
    font-weight: 600;
    color: var(--nk-qr-text) !important;
    margin-bottom: 4px;
    letter-spacing: 1px;
}

.nk-qr-guest {
    font-family: var(--nk-font-body, sans-serif);
    font-size: 13px;
    color: var(--nk-qr-text) !important;
    margin-bottom: 20px;
}

.nk-qr-img-wrap {
    background: #fff;
    padding: 12px;
    border-radius: 8px;
    display: inline-block;
    margin-bottom: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.nk-qr-img {
    width: 180px;
    height: 180px;
    display: block;
}

.nk-qr-hint {
    font-family: var(--nk-font-body, sans-serif);
    font-size: 11px;
    color: var(--nk-qr-text-muted) !important;
    margin-bottom: 20px;
    line-height: 1.5;
}

.nk-qr-hint--preview {
    margin-top: -12px;
    font-size: 10px;
    opacity: 0.92;
}

.nk-qr-close {
    background: transparent;
    border: 1px solid var(--nk-qr-accent);
    color: var(--nk-qr-text) !important;
    padding: 8px 24px;
    border-radius: 4px;
    font-family: var(--nk-font-heading, serif);
    font-size: 11px;
    cursor: pointer;
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.nk-qr-close:hover {
    background: var(--nk-qr-accent);
    color: var(--nk-qr-text-on-accent) !important;
    border-color: var(--nk-qr-accent);
}

@keyframes nkQrFadeIn {
    0% { opacity: 0; transform: scale(0.95); }
    100% { opacity: 1; transform: scale(1); }
}