/**
 * CODDB Chat System - Base Layout and Container Styles
 * Handles main page wrapper, grid layout, and shared panel styles
 */

/* ================================
   MAIN CHAT PAGE WRAPPER
   ================================ */

.coddb-tactical-chat-page {
    position: relative !important;
    top: var(--header-height) !important;
    padding: var(--space-sm) !important;
    height: calc(100vh - var(--header-height)) !important;
    min-height: calc(100vh - var(--header-height)) !important;
    max-height: calc(100vh - var(--header-height)) !important;
    z-index: 1 !important;
    box-sizing: border-box !important;
    overflow: hidden !important; /* Prevent main page from scrolling */
    margin-top: 0 !important; /* Ensure no margin interference */
    margin-bottom: 0 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    transform: translateY(0) !important; /* Force correct transform */
    /* Additional stability fixes */
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    display: block !important;
    /* Prevent any positioning issues */
    float: none !important;
    clear: both !important;
}

/* ================================
   CHAT CONTAINER BASE
   ================================ */

.coddb-chat-container {
    width: 100% !important;
    height: 100% !important;
    position: relative !important;
    margin: 0 !important;
    overflow: hidden !important;
}

.coddb-chat-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, transparent 0%, rgba(255, 105, 0, 0.05) 50%, transparent 100%),
        radial-gradient(circle at 20% 80%, rgba(255, 105, 0, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 105, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.coddb-chat-grid {
    display: grid !important;
    grid-template-columns: 280px 1fr 300px !important;
    height: 100% !important;
    gap: var(--space-sm) !important;
    padding: 0 !important;
}

/* ================================
   SHARED PANEL STYLES
   ================================ */

.coddb-chat-sidebar,
.coddb-chat-main,
.coddb-chat-details {
    /* Match existing sidebar/header styling */
    background: rgba(26, 26, 26, var(--panel-opacity, 0.95));
    backdrop-filter: blur(var(--blur-intensity, 10px));
    -webkit-backdrop-filter: blur(var(--blur-intensity, 10px));
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--tactical-shadow, 0 8px 32px rgba(0, 0, 0, 0.8));
    overflow: hidden;
    
    /* Transitions */
    transition: all var(--tactical-transition-normal, 0.3s cubic-bezier(0.4, 0, 0.2, 1));
    transform: translateZ(0);
    will-change: transform, opacity;
}

/* ================================
   CHAT HEADERS (SHARED)
   ================================ */

.coddb-chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, 
        rgba(255, 105, 0, 0.1) 0%, 
        rgba(255, 105, 0, 0.05) 100%);
    position: relative;
}

.coddb-chat-header h3 {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
    text-shadow: 0 0 10px var(--primary-glow);
    letter-spacing: var(--letter-spacing);
    text-transform: uppercase;
}

.coddb-chat-header h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 30%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), transparent);
    border-radius: 1px;
}

.coddb-chat-status {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.coddb-chat-status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
    box-shadow: 0 0 8px var(--success-glow);
    animation: coddb_pulse 2s infinite;
}

/* ================================
   CRITICAL LAYOUT ENFORCEMENT
   ================================ */

/* Ensure body doesn't interfere with chat layout */
body.chat-page {
    overflow: hidden !important; /* Prevent any scrolling on chat page */
    height: 100vh !important;
    max-height: 100vh !important;
    margin: 0 !important;
    padding: 0 !important;
    position: relative !important;
}

/* Super specific rule to prevent header overlap issues */
body.chat-page .coddb-tactical-chat-page {
    position: relative !important;
    top: var(--header-height) !important;
    height: calc(100vh - var(--header-height)) !important;
    margin-top: 0 !important;
    transform: translateY(0) !important;
    z-index: 1 !important;
    display: block !important;
}

/* Force correct layout timing regardless of CSS load order */
html.chat-page-loaded .coddb-tactical-chat-page {
    position: relative !important;
    top: var(--header-height) !important;
    height: calc(100vh - var(--header-height)) !important;
    margin-top: 0 !important;
    transform: translateY(0) !important;
}

/* ================================
   CSS LOADING STATE HANDLING
   ================================ */

/* Hide content until CSS is loaded to prevent FOUC */
.coddb-tactical-chat-page:not(.css-loaded):not(.fallback-visible) {
    visibility: hidden !important;
    opacity: 0 !important;
}

/* Show content when CSS is loaded */
.coddb-tactical-chat-page.css-loaded,
.coddb-tactical-chat-page.fallback-visible {
    visibility: visible !important;
    opacity: 1 !important;
    transition: opacity 0.3s ease !important;
}

/* ================================
   UTILITY CLASSES
   ================================ */

.coddb-chat-hidden {
    display: none !important;
}

.coddb-chat-loading {
    opacity: 0.6;
    pointer-events: none;
}

.coddb-chat-disabled {
    opacity: 0.5;
    pointer-events: none;
    cursor: not-allowed;
}