/**
 * Digital Signage Screen Display Stylesheet
 * Early Bell Chime banner, audio unlock prompt, and display animations
 */

/* Early Bell Chime Banner (Floating Top Banner) */
.early-bell-banner {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(-180%);
    opacity: 0;
    z-index: 9999;
    pointer-events: none;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
    will-change: transform, opacity;
}

.early-bell-banner.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.early-bell-banner.hidden {
    display: none;
}

.early-bell-banner-content {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 16px 36px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.96));
    border: 2px solid #f59e0b;
    border-radius: 9999px;
    box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.8),
                0 0 35px 4px rgba(245, 158, 11, 0.45);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    direction: rtl;
    user-select: none;
}

.early-bell-icon {
    font-size: 36px;
    line-height: 1;
    display: inline-block;
    animation: early-bell-ring 1.3s ease-in-out infinite alternate;
    filter: drop-shadow(0 0 10px rgba(245, 158, 11, 0.9));
    transform-origin: top center;
}

.early-bell-text {
    font-family: 'Rubik', 'Heebo', sans-serif;
    font-size: 26px;
    font-weight: 800;
    color: #fef3c7;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
    letter-spacing: -0.02em;
    white-space: nowrap;
}

@keyframes early-bell-ring {
    0% {
        transform: rotate(0deg) scale(1);
    }
    15% {
        transform: rotate(14deg) scale(1.15);
    }
    30% {
        transform: rotate(-14deg) scale(1.15);
    }
    45% {
        transform: rotate(10deg);
    }
    60% {
        transform: rotate(-10deg);
    }
    75% {
        transform: rotate(4deg);
    }
    100% {
        transform: rotate(0deg) scale(1);
    }
}

/* Smart Audio Autoplay Unlock Indicator */
.early-bell-audio-unlock {
    position: fixed;
    bottom: 74px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9998;
    background: rgba(15, 23, 42, 0.88);
    border: 1px solid rgba(245, 158, 11, 0.6);
    color: #fef3c7;
    padding: 8px 22px;
    border-radius: 9999px;
    font-family: 'Rubik', 'Heebo', sans-serif;
    font-size: 14px;
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), 0 0 15px rgba(245, 158, 11, 0.25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    cursor: pointer;
    user-select: none;
    animation: unlock-pulse 2.2s infinite ease-in-out;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.early-bell-audio-unlock.hidden {
    display: none;
}

.early-bell-audio-unlock:hover {
    background: rgba(30, 41, 59, 0.95);
    border-color: #f59e0b;
}

@keyframes unlock-pulse {
    0%, 100% {
        opacity: 0.85;
        transform: translateX(-50%) scale(1);
    }
    50% {
        opacity: 1;
        transform: translateX(-50%) scale(1.04);
        box-shadow: 0 4px 25px rgba(0, 0, 0, 0.6), 0 0 22px rgba(245, 158, 11, 0.45);
    }
}