/* ==========================================================================
   Site Announcement - Cinematic Broadcast Banner
   A premium, non-Bootstrap announcement system with smooth animations
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (scoped to component)
   -------------------------------------------------------------------------- */
.site-announcement-container {
    /* Type-specific colors (overridden per type) */
    --announce-accent: var(--theme-info, #3b82f6);
    --announce-accent-rgb: 59, 130, 246;
    --announce-bg: linear-gradient(135deg,
        rgba(var(--announce-accent-rgb), 0.08) 0%,
        rgba(var(--announce-accent-rgb), 0.03) 100%);
    --announce-border: rgba(var(--announce-accent-rgb), 0.2);
    --announce-text: var(--theme-text-primary, #1a1a2e);
    --announce-text-secondary: var(--theme-text-secondary, #64748b);
    --announce-glow: rgba(var(--announce-accent-rgb), 0.4);

    /* Animation timing */
    --announce-duration: 0.4s;
    --announce-easing: cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   Container & Base Layout
   -------------------------------------------------------------------------- */
.site-announcement-container {
    position: relative;
    z-index: 1040;
    width: 100%;
    overflow: hidden;
    /* Hidden by default, revealed via .is-visible animation */
    opacity: 0;
    transform: translateY(-100%);
}

/* Visible state - maintains visibility after animation */
.site-announcement-container.is-visible {
    opacity: 1;
    transform: translateY(0);
    animation: announceSlideIn var(--announce-duration) var(--announce-easing);
}

/* Dismissing state - animates out from visible position */
.site-announcement-container.is-dismissing {
    opacity: 1;
    transform: translateY(0);
    animation: announceSlideOut 0.3s var(--announce-easing) forwards;
}

@keyframes announceSlideIn {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes announceSlideOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-100%);
    }
}

/* --------------------------------------------------------------------------
   Compact Style - Single-line broadcast bar
   -------------------------------------------------------------------------- */
.site-announcement {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    padding-right: 2.5rem; /* Space for dismiss button */
    background: var(--announce-bg);
    border-bottom: 1px solid var(--announce-border);
    min-height: 44px;
}

/* Accent glow line at top */
.site-announcement::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--announce-accent) 20%,
        var(--announce-accent) 80%,
        transparent 100%);
    opacity: 0.8;
}

/* Subtle shimmer effect on the glow line */
.site-announcement::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.6) 50%,
        transparent 100%);
    animation: announceShimmer 3s ease-in-out infinite;
}

@keyframes announceShimmer {
    0%, 100% {
        left: -100%;
    }
    50% {
        left: 100%;
    }
}

/* Content wrapper */
.announcement-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    flex: 1;
    min-width: 0;
}

/* Icon styling */
.announcement-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: rgba(var(--announce-accent-rgb), 0.15);
    color: var(--announce-accent);
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* Title */
.announcement-title {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--announce-text);
    white-space: nowrap;
    letter-spacing: -0.01em;
}

/* Body text */
.announcement-body {
    font-size: 0.8125rem;
    color: var(--announce-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 400px;
}

/* Separator dot */
.announcement-separator {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--announce-text-secondary);
    opacity: 0.5;
    flex-shrink: 0;
}

/* CTA Link */
.announcement-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--announce-accent);
    background: rgba(var(--announce-accent-rgb), 0.1);
    border: 1px solid rgba(var(--announce-accent-rgb), 0.2);
    border-radius: 100px;
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.announcement-link:hover {
    background: rgba(var(--announce-accent-rgb), 0.2);
    border-color: rgba(var(--announce-accent-rgb), 0.3);
    color: var(--announce-accent);
    transform: translateY(-1px);
}

.announcement-link:active {
    transform: translateY(0);
}

.announcement-link i {
    font-size: 0.625rem;
    transition: transform 0.2s ease;
}

.announcement-link:hover i {
    transform: translateX(2px);
}

/* --------------------------------------------------------------------------
   Detailed Style - Card-like with optional image
   -------------------------------------------------------------------------- */
.site-announcement-detailed {
    position: relative;
    display: flex;
    background: var(--announce-bg);
    border-bottom: 1px solid var(--announce-border);
    overflow: hidden;
}

/* Accent line for detailed */
.site-announcement-detailed::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 3px;
    background: var(--announce-accent);
}

.announcement-detailed-content {
    display: flex;
    width: 100%;
    align-items: stretch;
}

/* Image container */
.announcement-image-container {
    position: relative;
    flex: 0 0 160px;
    max-height: 120px;
    overflow: hidden;
}

.announcement-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.site-announcement-detailed:hover .announcement-image {
    transform: scale(1.05);
}

/* Image overlay gradient */
.announcement-image-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg,
        transparent 60%,
        rgba(var(--announce-accent-rgb), 0.1) 100%);
    pointer-events: none;
}

/* Text content area */
.announcement-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 1rem 1.25rem;
    padding-right: 3rem; /* Space for dismiss */
    gap: 0.5rem;
}

/* Header with icon and title */
.announcement-header {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.announcement-header .announcement-icon {
    width: 1.75rem;
    height: 1.75rem;
    font-size: 0.875rem;
}

.announcement-header .announcement-title {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0;
}

/* Summary text */
.announcement-summary {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--announce-text);
    margin: 0;
    line-height: 1.4;
}

/* Detailed content */
.announcement-detailed-text {
    font-size: 0.8125rem;
    color: var(--announce-text-secondary);
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Actions area */
.announcement-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.25rem;
}

.announcement-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #fff;
    background: var(--announce-accent);
    border: none;
    border-radius: 6px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px -2px rgba(var(--announce-accent-rgb), 0.4);
}

.announcement-btn:hover {
    background: var(--announce-accent);
    filter: brightness(1.1);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px -2px rgba(var(--announce-accent-rgb), 0.5);
    color: #fff;
}

.announcement-btn:active {
    transform: translateY(0);
}

.announcement-btn i {
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.announcement-btn:hover i {
    transform: translateX(3px);
}

/* --------------------------------------------------------------------------
   Dismiss Button
   -------------------------------------------------------------------------- */
.announcement-dismiss {
    position: absolute;
    top: 50%;
    right: 0.5rem;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    background: rgba(var(--announce-accent-rgb), 0.08);
    border: 1px solid rgba(var(--announce-accent-rgb), 0.15);
    border-radius: 8px;
    color: var(--announce-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
}

.announcement-dismiss:hover {
    background: rgba(var(--announce-accent-rgb), 0.15);
    border-color: rgba(var(--announce-accent-rgb), 0.25);
    color: var(--announce-accent);
}

.announcement-dismiss:active {
    transform: translateY(-50%) scale(0.95);
}

.announcement-dismiss i {
    font-size: 0.875rem;
    pointer-events: none;
}

/* Detailed style dismiss positioning */
.site-announcement-detailed .announcement-dismiss {
    top: 0.75rem;
    transform: none;
}

.site-announcement-detailed .announcement-dismiss:active {
    transform: scale(0.95);
}

/* --------------------------------------------------------------------------
   Type Variants - Info (default), Warning, Success, Danger
   -------------------------------------------------------------------------- */

/* Info (Blue) - Default */
.site-announcement-info,
.site-announcement-detailed.site-announcement-info {
    --announce-accent: #3b82f6;
    --announce-accent-rgb: 59, 130, 246;
}

/* Warning (Amber) */
.site-announcement-warning,
.site-announcement-detailed.site-announcement-warning {
    --announce-accent: #f59e0b;
    --announce-accent-rgb: 245, 158, 11;
}

/* Success (Green) */
.site-announcement-success,
.site-announcement-detailed.site-announcement-success {
    --announce-accent: #10b981;
    --announce-accent-rgb: 16, 185, 129;
}

/* Danger (Red) */
.site-announcement-danger,
.site-announcement-detailed.site-announcement-danger {
    --announce-accent: #ef4444;
    --announce-accent-rgb: 239, 68, 68;
}

/* --------------------------------------------------------------------------
   Dark Mode
   -------------------------------------------------------------------------- */
[data-bs-theme="dark"] .site-announcement-container {
    --announce-text: var(--theme-text-primary, #f1f5f9);
    --announce-text-secondary: var(--theme-text-secondary, #94a3b8);
}

[data-bs-theme="dark"] .site-announcement,
[data-bs-theme="dark"] .site-announcement-detailed {
    background: linear-gradient(135deg,
        rgba(var(--announce-accent-rgb), 0.12) 0%,
        rgba(var(--announce-accent-rgb), 0.04) 100%);
    border-color: rgba(var(--announce-accent-rgb), 0.25);
}

[data-bs-theme="dark"] .announcement-icon {
    background: rgba(var(--announce-accent-rgb), 0.2);
}

[data-bs-theme="dark"] .announcement-link {
    background: rgba(var(--announce-accent-rgb), 0.15);
    border-color: rgba(var(--announce-accent-rgb), 0.3);
}

[data-bs-theme="dark"] .announcement-link:hover {
    background: rgba(var(--announce-accent-rgb), 0.25);
    border-color: rgba(var(--announce-accent-rgb), 0.4);
}

[data-bs-theme="dark"] .announcement-btn {
    box-shadow: 0 2px 12px -2px rgba(var(--announce-accent-rgb), 0.5);
}

[data-bs-theme="dark"] .announcement-dismiss:hover {
    background: rgba(var(--announce-accent-rgb), 0.15);
}

/* --------------------------------------------------------------------------
   Responsive Styles
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .site-announcement {
        padding: 0.5rem 0.75rem;
        padding-right: 2.25rem;
        gap: 0.5rem;
    }

    .announcement-content {
        gap: 0.375rem;
    }

    .announcement-body {
        display: none;
    }

    .announcement-separator {
        display: none;
    }

    .announcement-title {
        font-size: 0.8125rem;
    }

    .announcement-link {
        padding: 0.25rem 0.625rem;
        font-size: 0.6875rem;
    }

    /* Detailed mobile */
    .announcement-image-container {
        flex: 0 0 80px;
        max-height: 80px;
    }

    .announcement-text {
        padding: 0.75rem 1rem;
        padding-right: 2.5rem;
    }

    .announcement-header .announcement-title {
        font-size: 0.875rem;
    }

    .announcement-detailed-text {
        display: none;
    }
}

@media (max-width: 480px) {
    .announcement-icon {
        display: none;
    }

    .announcement-link span {
        display: none;
    }

    .announcement-link i {
        margin: 0;
    }

    .site-announcement-detailed .announcement-image-container {
        display: none;
    }

    /* Larger tap target on mobile */
    .announcement-dismiss {
        width: 2.75rem;
        height: 2.75rem;
        right: 0.25rem;
    }

    .announcement-dismiss i {
        font-size: 1rem;
    }
}

/* --------------------------------------------------------------------------
   Reduced Motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .site-announcement-container.is-visible,
    .site-announcement-container.is-dismissing {
        animation: none;
    }

    .site-announcement::after {
        animation: none;
    }

    .announcement-link,
    .announcement-btn,
    .announcement-dismiss,
    .announcement-image {
        transition: none;
    }
}