/* =========================================================
   Shrang Loading Overlay
   File belongs to:
   Plugin: sharang-music-generator
   Path: assets/css/loading.css
   ========================================================= */

.sharang-generation-overlay {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background:
        radial-gradient(circle at 18% 18%, rgba(250, 84, 32, 0.16), transparent 34%),
        radial-gradient(circle at 82% 20%, rgba(124, 58, 237, 0.13), transparent 30%),
        radial-gradient(circle at 75% 88%, rgba(20, 184, 166, 0.10), transparent 34%),
        rgba(255, 248, 242, 0.90);
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);
}

.sharang-generation-box {
    position: relative;
    width: 100%;
    max-width: 520px;
    padding: 34px 32px 32px;
    overflow: hidden;
    border: 1px solid rgba(240, 216, 206, 0.95);
    border-radius: 22px;
    background:
        radial-gradient(circle at 14% 0%, rgba(250, 84, 32, 0.10), transparent 34%),
        radial-gradient(circle at 94% 12%, rgba(124, 58, 237, 0.08), transparent 30%),
        linear-gradient(180deg, #ffffff 0%, #fff8f2 100%);
    text-align: center;
    box-shadow: 0 22px 58px rgba(17, 17, 17, 0.16);
}

.sharang-generation-box::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.62), transparent 44%),
        radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.70), transparent 30%);
}

.sharang-generation-box > * {
    position: relative;
    z-index: 1;
}

.sharang-generation-box h3 {
    margin: 18px 0 10px;
    color: #111111;
    font-size: 24px;
    font-weight: 900;
    line-height: 1.22;
    letter-spacing: -0.02em;
}

.sharang-generation-message {
    margin: 0 0 18px;
    color: #333333;
    font-size: 16px;
    line-height: 1.5;
}

.sharang-generation-note {
    margin: 14px auto 0;
    max-width: 420px;
    color: #625a55;
    font-size: 13px;
    line-height: 1.5;
}

.sharang-generation-spinner {
    width: 46px;
    height: 46px;
    margin: 0 auto;
    border: 4px solid rgba(17, 17, 17, 0.08);
    border-top-color: #111111;
    border-right-color: rgba(250, 84, 32, 0.75);
    border-radius: 50%;
    animation: sharang-spin 0.85s linear infinite;
}

/* =========================================================
   Reliable Indeterminate Progress Bar
   This does not depend on JavaScript width updates.
   ========================================================= */

.sharang-progress-bar {
    position: relative;
    width: 100%;
    height: 12px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(17, 17, 17, 0.08);
}

.sharang-progress-fill {
    position: absolute !important;
    top: 0;
    bottom: 0;
    left: -45%;
    width: 45% !important;
    min-width: 45% !important;
    height: 100%;
    border-radius: 999px;
    background:
        linear-gradient(
            90deg,
            #111111 0%,
            #fa5420 45%,
            #7c3aed 78%,
            #14b8a6 100%
        );
    box-shadow: 0 0 18px rgba(250, 84, 32, 0.24);
    animation: sharang-progress-indeterminate 1.25s ease-in-out infinite;
    transform: translateX(0);
}

.sharang-progress-fill::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(
            90deg,
            rgba(255, 255, 255, 0) 0%,
            rgba(255, 255, 255, 0.55) 48%,
            rgba(255, 255, 255, 0) 100%
        );
    animation: sharang-progress-shine 1.25s ease-in-out infinite;
}

/* Hide any old width-based visual behavior from cached JS updates */
.sharang-progress-bar[aria-hidden="true"] .sharang-progress-fill {
    width: 45% !important;
}

@keyframes sharang-spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes sharang-progress-indeterminate {
    0% {
        left: -48%;
    }

    55% {
        left: 35%;
    }

    100% {
        left: 105%;
    }
}

@keyframes sharang-progress-shine {
    0% {
        opacity: 0.35;
        transform: translateX(-30%);
    }

    50% {
        opacity: 1;
        transform: translateX(20%);
    }

    100% {
        opacity: 0.35;
        transform: translateX(55%);
    }
}

/* =========================================================
   Reduced Motion
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
    .sharang-generation-spinner,
    .sharang-progress-fill,
    .sharang-progress-fill::after {
        animation: none;
    }

    .sharang-progress-fill {
        left: 0;
        width: 75% !important;
        min-width: 75% !important;
    }
}

/* =========================================================
   Mobile
   ========================================================= */

@media (max-width: 600px) {
    .sharang-generation-overlay {
        padding: 14px;
    }

    .sharang-generation-box {
        padding: 26px 20px 24px;
        border-radius: 18px;
    }

    .sharang-generation-box h3 {
        margin-top: 16px;
        font-size: 22px;
    }

    .sharang-generation-message {
        margin-bottom: 16px;
        font-size: 15px;
    }

    .sharang-generation-note {
        font-size: 12.5px;
    }

    .sharang-generation-spinner {
        width: 42px;
        height: 42px;
    }

    .sharang-progress-bar {
        height: 11px;
    }
}