/* public_html/css/main.css - Premium Enterprise Main Styles */

/* ============================================
   JIOCHAEL NEXUS - Main Stylesheet
   Premium Enterprise Design System
   ============================================ */

/* ============================================
   1. DESIGN TOKENS & CSS VARIABLES
   ============================================ */
:root {
    /* Primary Brand Colors */
    --primary-50: #EEF2FF;
    --primary-100: #E0E7FF;
    --primary-200: #C7D2FE;
    --primary-300: #A5B4FC;
    --primary-400: #818CF8;
    --primary-500: #6366F1;
    --primary-600: #4F46E5;
    --primary-700: #4338CA;
    --primary-800: #3730A3;
    --primary-900: #312E81;
    --primary-950: #1E1B4B;
    
    /* Legacy Variables (Maintained for compatibility) */
    --primary-color: #4F46E5;
    --primary-dark: #4338CA;
    --primary-light: #818CF8;
    
    /* Semantic Colors */
    --secondary-color: #10B981;
    --secondary-dark: #059669;
    --secondary-50: #ECFDF5;
    --secondary-100: #D1FAE5;
    
    --danger-color: #EF4444;
    --danger-50: #FEF2F2;
    --danger-100: #FEE2E2;
    --danger-600: #DC2626;
    --danger-700: #B91C1C;
    
    --warning-color: #F59E0B;
    --warning-50: #FFFBEB;
    --warning-100: #FEF3C7;
    --warning-600: #D97706;
    
    --info-color: #3B82F6;
    --info-50: #EFF6FF;
    --info-100: #DBEAFE;
    --info-600: #2563EB;
    
    --success-color: #10B981;
    --success-50: #ECFDF5;
    --success-100: #D1FAE5;
    --success-600: #059669;
    --success-700: #047857;
    
    /* Neutral Colors */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --gray-950: #030712;
    
    /* Background Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;
    --bg-dark: #1F2937;
    --bg-dark-secondary: #111827;
    
    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-tertiary: #9CA3AF;
    --text-inverse: #FFFFFF;
    --text-disabled: #D1D5DB;
    
    /* Border Colors */
    --border-color: #E5E7EB;
    --border-light: #F3F4F6;
    --border-dark: #D1D5DB;
    
    /* Layout Dimensions */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 72px;
    --header-height: 72px;
    --content-max-width: 1440px;
    --content-padding: 2rem;
    
    /* Border Radius */
    --border-radius-xs: 4px;
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    --border-radius-3xl: 2rem;
    --border-radius-full: 9999px;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(16, 24, 40, 0.05);
    --shadow-sm: 0 1px 2px 0 rgba(16, 24, 40, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(16, 24, 40, 0.1), 0 2px 4px -2px rgba(16, 24, 40, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(16, 24, 40, 0.1), 0 4px 6px -2px rgba(16, 24, 40, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(16, 24, 40, 0.1), 0 10px 10px -5px rgba(16, 24, 40, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(16, 24, 40, 0.25);
    --shadow-3xl: 0 35px 60px -15px rgba(16, 24, 40, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
    
    /* Animation Keyframes */
    --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
}

/* ============================================
   2. RESET & BASE STYLES
   ============================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

/* ============================================
   3. LOADING SCREEN
   ============================================ */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--gray-50) 100%);
    z-index: 9999;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loading-spinner {
    width: 56px;
    height: 56px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    position: relative;
}

.loading-spinner::after {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    border: 3px solid transparent;
    border-top-color: var(--primary-light);
    border-radius: 50%;
    animation: spin 1.2s linear infinite reverse;
}

.loading-text {
    margin-top: 1.5rem;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    animation: pulse 2s ease-in-out infinite;
}

.loading-subtitle {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

/* ============================================
   4. APP CONTAINER & LAYOUT
   ============================================ */
.app-container {
    display: flex;
    min-height: 100vh;
    width: 100%;
    position: relative;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: margin-left var(--transition-normal);
}

.page-content {
    flex: 1;
    padding: var(--content-padding);
    margin-top: var(--header-height);
    max-width: var(--content-max-width);
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

/* Content Area Background Pattern */
.main-content::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(79, 70, 229, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(16, 185, 129, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.page-content > * {
    position: relative;
    z-index: 1;
}

/* ============================================
   5. ANIMATIONS
   ============================================ */
@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* ============================================
   6. RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    :root {
        --content-padding: 1.5rem;
    }
}

@media (max-width: 1024px) {
    :root {
        --sidebar-width: 240px;
    }
}

@media (max-width: 768px) {
    :root {
        --sidebar-width: 280px;
        --header-height: 64px;
        --content-padding: 1rem;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .page-content {
        padding: 1rem;
        margin-top: var(--header-height);
    }
    
    .sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .loading-spinner {
        width: 48px;
        height: 48px;
    }
    
    .loading-text {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    :root {
        --content-padding: 0.75rem;
    }
    
    .page-content {
        padding: 0.75rem;
    }
    
    .loading-spinner {
        width: 40px;
        height: 40px;
    }
    
    .loading-text {
        font-size: 0.875rem;
        letter-spacing: 0.1em;
    }
}

/* ============================================
   7. DARK MODE SUPPORT
   ============================================ */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg-primary: #1F2937;
        --bg-secondary: #111827;
        --bg-tertiary: #374151;
        --bg-dark: #111827;
        
        --text-primary: #F9FAFB;
        --text-secondary: #D1D5DB;
        --text-tertiary: #9CA3AF;
        --text-inverse: #111827;
        
        --border-color: #374151;
        --border-light: #4B5563;
        
        --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
        --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    }
}

/* ============================================
   8. ACCESSIBILITY
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ============================================
   9. PRINT STYLES
   ============================================ */
@media print {
    .loading-screen,
    .sidebar,
    .header {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    .page-content {
        padding: 0 !important;
        margin-top: 0 !important;
        max-width: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
}