/* ==========================================================================
   BLYSTON RESPONSIVE NAVIGATION MATRIX
   ========================================================================== */

/* Base Desktop Navigation Defaults */
.nav-links {
    display: flex;
    align-items: center;
    gap: 0;
}

.mobile-nav-selector {
    display: none !important;
}

/* Mobile Breakpoint: <= 900px */
@media (max-width: 900px) {
    /* Hide traditional horizontal nav links entirely on mobile/tablet */
    .nav-links {
        display: none !important;
    }
    
    /* Dead-center the compact page selector on mobile viewports */
    .mobile-nav-selector {
        display: flex !important;
        position: absolute !important;
        left: 50% !important;
        top: 50% !important;
        transform: translate(-50%, -50%) !important;
        margin: 0 !important;
        padding: 0 !important;
        z-index: 1001 !important;
    }

    nav {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        width: 100% !important;
        padding: 0.85rem 1.25rem !important;
    }
}

/* Keyframes for living pulse & glow */
@keyframes beaconPulse {
    0% {
        transform: scale(0.85);
        opacity: 0.6;
    }
    50% {
        transform: scale(1.35);
        opacity: 1;
        box-shadow: 0 0 8px var(--accent-gold, #c5a059);
    }
    100% {
        transform: scale(0.85);
        opacity: 0.6;
    }
}

@keyframes triggerGlow {
    0% {
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05), 0 0 0 1px rgba(197, 160, 89, 0.2);
    }
    100% {
        box-shadow: 0 4px 18px rgba(197, 160, 89, 0.28), 0 0 0 1px rgba(197, 160, 89, 0.5);
    }
}

/* Page Selector Trigger Button */
.current-page-trigger {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--taupe, #e2dcd6);
    padding: 0.45rem 0.95rem;
    border-radius: 999px;
    color: var(--charcoal, #111111);
    font-size: 0.8rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: flex;
    align-items: center;
    gap: 0.45rem;
    cursor: pointer;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    animation: triggerGlow 3s ease-in-out infinite alternate;
    white-space: nowrap;
    user-select: none;
}

[data-theme="dark"] .current-page-trigger {
    background: rgba(20, 22, 29, 0.88);
    border-color: rgba(255, 255, 255, 0.12);
    color: var(--charcoal, #f3f3f3);
}

.current-page-trigger:hover,
.current-page-trigger:active {
    border-color: var(--accent-gold, #c5a059);
    transform: scale(1.02);
}

.trigger-beacon {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-gold, #c5a059);
    display: inline-block;
    animation: beaconPulse 2s ease-in-out infinite;
    flex-shrink: 0;
}

.trigger-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold, #c5a059);
    flex-shrink: 0;
}

.trigger-label {
    font-weight: 800;
    letter-spacing: 0.08em;
}

.trigger-chevron {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold, #c5a059);
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    flex-shrink: 0;
}

.mobile-nav-selector.open .trigger-chevron {
    transform: rotate(180deg);
}

/* Dropdown Menu Container - Centered Directly Below Pill */
.mobile-dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(-8px) scale(0.96);
    background: var(--card-bg, #ffffff);
    border: 1px solid var(--taupe, #e2dcd6);
    border-radius: 16px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(197, 160, 89, 0.15);
    width: 230px;
    max-width: 90vw;
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 9999;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

[data-theme="dark"] .mobile-dropdown-menu {
    background: #14161d;
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(212, 175, 102, 0.25);
}

.mobile-nav-selector.open .mobile-dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0) scale(1);
}

/* Header Inside Dropdown */
.dropdown-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.35rem 0.6rem 0.45rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    margin-bottom: 0.2rem;
}

[data-theme="dark"] .dropdown-menu-header {
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

.menu-heading {
    font-size: 0.66rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted, #777);
}

.menu-count-badge {
    background: rgba(197, 160, 89, 0.15);
    color: var(--accent-gold, #c5a059);
    padding: 0.12rem 0.45rem;
    border-radius: 999px;
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.05em;
}

/* Dropdown Menu Items */
.dropdown-menu-list {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.mobile-dropdown-item {
    padding: 0.55rem 0.75rem;
    border-radius: 8px;
    text-decoration: none;
    color: var(--charcoal, #111111);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

[data-theme="dark"] .mobile-dropdown-item {
    color: var(--charcoal, #f3f3f3);
}

.mobile-dropdown-item .item-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold, #c5a059);
    width: 16px;
    height: 16px;
}

.mobile-dropdown-item .item-label {
    flex: 1;
}

.mobile-dropdown-item .active-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-gold, #c5a059);
    box-shadow: 0 0 6px var(--accent-gold, #c5a059);
}

.mobile-dropdown-item .item-arrow {
    font-size: 0.75rem;
    opacity: 0.3;
    transition: opacity 0.15s, transform 0.15s;
}

.mobile-dropdown-item:hover, 
.mobile-dropdown-item.active {
    background: rgba(197, 160, 89, 0.12);
    color: var(--accent-gold, #c5a059);
}

.mobile-dropdown-item:hover .item-arrow {
    opacity: 0.9;
    transform: translateX(2px);
    color: var(--accent-gold, #c5a059);
}

/* ==========================================================================
   INSTANT NAVIGATION & SHIMMER SKELETON INFRASTRUCTURE
   ========================================================================== */

/* Top Navigation Loading Bar */
#blyston-nav-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, #c5a059, #e6c587, #c5a059);
    box-shadow: 0 0 10px rgba(197, 160, 89, 0.7);
    z-index: 99999;
    transition: width 0.25s ease, opacity 0.3s ease;
    pointer-events: none;
    opacity: 0;
}

#blyston-nav-progress.loading {
    opacity: 1;
    animation: navProgressPulse 1.2s ease-in-out infinite;
}

@keyframes navProgressPulse {
    0% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
    100% { filter: brightness(1); }
}

/* Base Shimmer Animation */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.skeleton-shimmer {
    background: linear-gradient(
        90deg,
        rgba(0, 0, 0, 0.04) 25%,
        rgba(0, 0, 0, 0.08) 50%,
        rgba(0, 0, 0, 0.04) 75%
    ) !important;
    background-size: 200% 100% !important;
    animation: shimmer 1.5s cubic-bezier(0.4, 0, 0.2, 1) infinite !important;
    border-radius: 6px;
    pointer-events: none;
    user-select: none;
    color: transparent !important;
}

[data-theme="dark"] .skeleton-shimmer {
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.04) 25%,
        rgba(255, 255, 255, 0.09) 50%,
        rgba(255, 255, 255, 0.04) 75%
    ) !important;
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
    border-radius: 4px;
}

.skeleton-title {
    height: 2.2em;
    width: 60%;
    margin-bottom: 1rem;
    border-radius: 6px;
}

.skeleton-card {
    background: var(--card-bg, #ffffff);
    border: 1px solid var(--taupe, #e2dcd6);
    border-radius: 18px;
    padding: 2rem;
    min-height: 220px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.skeleton-row {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1rem;
}

/* Smooth Content Fade-in */
.fade-in-ready {
    animation: contentFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes contentFadeIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}