/* ==========================================================================
   NXHub UI Effects & Motion Framework (v3.5.0-Production)
   Section Layout:
    1. Glassmorphic Micro-Interactions & Global Premium Reflections
    2. Document Structural Highlighters
    3. Mobile Drawer Layout & Breakpoint Engines (Hardened Actions Mapping)
    4. Modern Pill Active & Hover States (Distinct State Logic)
    5. Structural Scroll Anchors & Miscellaneous Motion Mechanics
    6. Global Viewport Breakout: Ambient Activation pulse animations
   ========================================================================== */

/* ==========================================================================
   1. Interactive Glassmorphic Accentuation Card & Premium Layout Refinement
   ========================================================================== */
.glass-card {
    background: rgba(255, 255, 255, 0.7) !important;
    border: 1px solid var(--nx-border) !important;
    border-radius: 8px;
    padding: 32px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.04);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.glass-card:hover {
    transform: translateY(-4px);
    background: var(--nx-white) !important;
    border-color: var(--nx-indigo) !important;
    box-shadow: 0 20px 40px -12px rgba(79, 70, 229, 0.12);
}

/**
 * PREMIUM MIRROR GLASS EFFECT 
 * Synchronized perfectly with main.css to allow elements rolling 
 * beneath to cleanly show through with high saturation and density.
 */
header {
    background: rgba(255, 255, 255, 0.70) !important; 
    backdrop-filter: blur(20px) saturate(180%) !important;          
    -webkit-backdrop-filter: blur(20px) saturate(180%) !important;   
    transition: background-color 0.3s ease, backdrop-filter 0.3s ease !important;
}

/* ==========================================================================
   2. Enhanced Native Highlighter Effects
   ========================================================================== */
.hl-accent {
    position: relative;
    z-index: 1;
}

.hl-accent::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: -4px;
    width: 108%;
    height: 8px;
    background-color: rgba(13, 148, 136, 0.15);
    z-index: -1;
    border-radius: 2px;
    pointer-events: none;
}

/* ==========================================================================
   3. Production Native System Navigation Drawer (Mobile Viewport Engine Fixes)
   ========================================================================== */
.ea-menu-button {
    position: fixed !important;
    top: 14px !important;
    right: 24px !important;
    height: 40px !important;
    padding: 0 18px !important;
    border-radius: 6px !important;
    border: none !important;
    font-family: var(--font-heading), sans-serif !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    letter-spacing: .05em !important;
    background: var(--nx-indigo) !important;
    color: var(--nx-white) !important;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3) !important;
    z-index: 999999 !important;
    cursor: pointer !important;
    display: none !important;
    transition: transform 0.15s ease, background-color 0.2s ease !important;
}

@media screen and (max-width: 1024px) {
    body .ea-menu-button { 
        display: block !important; 
    }
    .desktop-nav,
    .lang-switcher { 
        display: none !important; 
    }
    body .ea-drawer .lang-switcher {
        display: flex !important;
    }
}

@media screen and (min-width: 1025px) {
    .desktop-nav {
        display: flex !important;
    }
    .lang-switcher {
        display: flex !important;
    }
    .ea-menu-button {
        display: none !important;
    }
}

.ea-drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s ease;
    z-index: 1100;
}

.ea-drawer {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh; 
    width: 85%;
    max-width: 340px;
    background: var(--nx-white);
    transform: translateX(100%);
    transition: transform .3s cubic-bezier(.22, .61, .36, 1);
    z-index: 1101;
    display: flex;
    flex-direction: column;
    box-shadow: -10px 0 30px rgba(15, 23, 42, 0.08);
    border-left: 1px solid var(--nx-border);
}

.ea-drawer-open .ea-drawer-overlay { opacity: 1 !important; pointer-events: auto !important; }
.ea-drawer-open .ea-drawer { transform: translateX(0) !important; }
.ea-drawer-open body, .ea-drawer-open html { overflow: hidden !important; }

.ea-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid var(--nx-border);
}

.ea-drawer-header span {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--nx-slate);
}

.ea-close {
    background: none;
    border: 0;
    color: var(--nx-indigo);
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    font-size: 0.85rem;
}

.ea-drawer-nav {
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ea-drawer-nav a {
    display: block !important;
    padding: 12px 14px !important;
    color: var(--nx-muted) !important;
    text-decoration: none !important;
    font-weight: 600 !important;
    font-size: 0.95rem !important;
    border-bottom: 1px solid var(--nx-canvas) !important;
    transition: all .2s ease !important;
    border-radius: 6px !important;
    background: transparent !important;
    border-left: 0px solid transparent !important;
}

.ea-drawer-nav a:hover {
    background: rgba(79, 70, 229, 0.05) !important;
    color: var(--nx-indigo) !important;
}

.btn-primary-mobile {
    -webkit-appearance: none !important;
    appearance: none !important;
    border: none !important;
    outline: none !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
    width: 100% !important;
    padding: 12px 20px !important;
    background-color: var(--nx-indigo) !important;
    color: var(--nx-white) !important;
    font-family: var(--font-body), sans-serif !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
    border: 1px solid var(--nx-indigo) !important;
    border-radius: 6px !important;
    text-decoration: none !important;
    transition: all 0.2s ease-in-out !important;
    cursor: pointer !important;
    touch-action: manipulation !important;
}
.btn-primary-mobile:hover {
    background-color: #3b31d4 !important;
    border-color: #3b31d4 !important;
}

.btn-secondary-mobile {
    -webkit-appearance: none !important; 
    appearance: none !important;
    border: none !important;
    outline: none !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
    width: 100% !important;
    padding: 12px 20px !important;
    background-color: transparent !important;
    color: var(--nx-slate) !important;
    font-family: var(--font-body), sans-serif !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.5px !important;
    border: 1px solid var(--nx-border) !important;
    border-radius: 6px !important;
    text-decoration: none !important;
    transition: all 0.2s ease-in-out !important;
    cursor: pointer !important;
    touch-action: manipulation !important;
}
.btn-secondary-mobile:hover {
    background-color: rgba(79, 70, 229, 0.05) !important;
    border-color: var(--nx-indigo) !important;
    color: var(--nx-indigo) !important;
}

/* ==========================================================================
   4. MODERN PILL GLOW ACCENT NAVIGATION STATES (DISTINCT HOVER VS ACTIVE)
   ========================================================================== */
.desktop-nav a:not(.btn-primary):not(.btn-secondary) {
    color: var(--nx-muted) !important;
    font-weight: 600 !important;
    position: relative !important;
    padding: 6px 12px !important;  
    margin-left: 4px !important;  
    border-radius: 6px !important;
    background: transparent !important;
    transition: color 0.2s ease, background-color 0.2s ease !important;
}

.desktop-nav a:not(.btn-primary):not(.btn-secondary):hover {
    color: var(--nx-slate) !important;
    background: rgba(15, 23, 42, 0.05) !important;  
}

.desktop-nav a:not(.btn-primary):not(.btn-secondary):hover::after,
.desktop-nav a:not(.btn-primary):not(.btn-secondary)::after {
    display: none !important;
    content: none !important;
}

.desktop-nav a.active:not(.btn-primary):not(.btn-secondary),
.desktop-nav a[aria-current="page"]:not(.btn-primary):not(.btn-secondary) {
    color: var(--nx-indigo) !important;
    background: rgba(79, 70, 229, 0.09) !important;
}

/* ==========================================================================
   5. STRUCTURAL SCROLL ANCHORS & MISCELLANEOUS MOTION MECHANICS
   ========================================================================= */
.to-top-btn {
    background-color: var(--nx-slate);
    color: var(--nx-white);
    border: 1px solid var(--nx-slate);
    border-radius: 4px;
    padding: 10px 24px;
    font-family: var(--font-heading), sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(15, 23, 42, 0.05);
}

.to-top-btn:hover {
    background-color: var(--nx-indigo);
    border-color: var(--nx-indigo);
    transform: translateY(-2px);
}

/* ==========================================================================
   6. GLOBAL VIEWPORT BREAKOUT: RIO AI LAYERS & CHAT INTERFACE
   ========================================================================== */
@keyframes rio-radar-pulse {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(2.8); opacity: 0; }
}