/* ============================================
   PRO NOVA TECHNOLOGIES - MODERN DESIGN SYSTEM
   ============================================ */

/* CSS Custom Properties (Design Tokens) */
:root {
    /* Primary Colors - Deep Blue/Purple Gradient Theme */
    --pnt-primary: #6366f1;
    --pnt-primary-dark: #4f46e5;
    --pnt-primary-light: #818cf8;
    --pnt-secondary: #8b5cf6;
    --pnt-accent: #06b6d4;

    /* Neutral Colors */
    --pnt-dark: #0f172a;
    --pnt-dark-light: #1e293b;
    --pnt-dark-lighter: #334155;
    --pnt-gray: #64748b;
    --pnt-gray-light: #94a3b8;
    --pnt-light: #f1f5f9;
    --pnt-white: #ffffff;

    /* Semantic Colors */
    --pnt-success: #10b981;
    --pnt-warning: #f59e0b;
    --pnt-danger: #ef4444;
    --pnt-info: #3b82f6;

    /* Gradients */
    --pnt-gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --pnt-gradient-dark: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);
    --pnt-gradient-card: linear-gradient(145deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
    --pnt-gradient-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 50%);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Poppins', var(--font-primary);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Site Edge Padding - Consistent side margins */
    --site-edge-padding: 1.5rem;
    --site-edge-padding-md: 2rem;
    --site-edge-padding-lg: 3rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--pnt-dark);
    color: var(--pnt-light);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--pnt-gradient-glow);
    pointer-events: none;
    z-index: -1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--pnt-white);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

.display-4 {
    font-size: 3rem;
    font-weight: 700;
    background: var(--pnt-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

a {
    color: var(--pnt-primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--pnt-accent);
}

/* ============================================
   ANNOUNCEMENT BAR
   ============================================ */
.announcement-bar {
    background: var(--pnt-gradient-primary);
    color: var(--pnt-white);
    text-align: center;
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.announcement-bar i {
    animation: pulse 2s ease-in-out infinite;
}

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

/* ============================================
   NAVBAR
   ============================================ */
.pnt-navbar {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    padding: var(--space-md) 0;
    transition: all var(--transition-normal);
}

.pnt-navbar.scrolled {
    padding: var(--space-sm) 0;
    box-shadow: var(--shadow-lg);
}

/* Brand */
.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.brand-logo {
    width: 45px;
    height: 45px;
    background: var(--pnt-gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--pnt-white);
    box-shadow: var(--shadow-glow);
    transition: transform var(--transition-normal);
}

.navbar-brand:hover .brand-logo {
    transform: rotate(-5deg) scale(1.05);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--pnt-white);
}

.brand-tagline {
    font-size: 0.75rem;
    color: var(--pnt-gray-light);
    font-weight: 400;
    letter-spacing: 0.5px;
}

/* Nav Links */
.pnt-navbar .nav-link {
    color: var(--pnt-gray-light) !important;
    font-weight: 500;
    padding: var(--space-sm) var(--space-md) !important;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.pnt-navbar .nav-link:hover {
    color: var(--pnt-white) !important;
    background: rgba(99, 102, 241, 0.1);
}

.pnt-navbar .nav-link.admin-link {
    color: var(--pnt-warning) !important;
}

.pnt-navbar .nav-link.admin-link:hover {
    background: rgba(245, 158, 11, 0.1);
}

/* Auth Buttons in Navbar */
.nav-auth-btn {
    padding: var(--space-sm) var(--space-lg) !important;
    border-radius: var(--radius-full) !important;
    font-weight: 600 !important;
    transition: all var(--transition-normal) !important;
}

.nav-auth-btn.btn-login {
    background: transparent;
    border: 2px solid var(--pnt-primary);
    color: var(--pnt-primary-light) !important;
}

.nav-auth-btn.btn-login:hover {
    background: var(--pnt-primary);
    color: var(--pnt-white) !important;
}

.nav-auth-btn.btn-register {
    background: var(--pnt-gradient-primary);
    border: none;
    color: var(--pnt-white) !important;
}

.nav-auth-btn.btn-register:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* ============================================
   MAIN CONTENT
   ============================================ */
.main-content {
    flex: 1;
    padding: var(--space-xl) 0;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    font-weight: 600;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--pnt-gradient-primary);
    color: var(--pnt-white);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
    background: var(--pnt-gradient-primary);
}

.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: var(--pnt-white);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--pnt-primary);
    color: var(--pnt-primary-light);
}

.btn-outline-primary:hover {
    background: var(--pnt-primary);
    color: var(--pnt-white);
    border-color: var(--pnt-primary);
}

.btn-outline-secondary {
    background: transparent;
    border: 2px solid var(--pnt-gray);
    color: var(--pnt-gray-light);
}

.btn-outline-secondary:hover {
    background: var(--pnt-dark-lighter);
    border-color: var(--pnt-gray-light);
    color: var(--pnt-white);
}

.btn-lg {
    padding: var(--space-md) var(--space-2xl);
    font-size: 1.1rem;
    border-radius: var(--radius-lg);
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: var(--pnt-gradient-card);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow), var(--shadow-xl);
}

.card-body {
    padding: var(--space-xl);
}

.card-title {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--pnt-white);
    margin-bottom: var(--space-md);
}

.card-text {
    color: var(--pnt-gray-light);
}

/* Product Card Specific */
.card .card-text strong {
    color: var(--pnt-accent);
}

/* ============================================
   FORMS
   ============================================ */
.form-control {
    background: var(--pnt-dark-light);
    border: 2px solid var(--pnt-dark-lighter);
    border-radius: var(--radius-md);
    color: var(--pnt-white);
    padding: var(--space-md);
    transition: all var(--transition-fast);
}

.form-control:focus {
    background: var(--pnt-dark-light);
    border-color: var(--pnt-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
    color: var(--pnt-white);
}

.form-control::placeholder {
    color: var(--pnt-gray);
}

.form-label {
    color: var(--pnt-gray-light);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.form-floating > .form-control {
    height: calc(3.5rem + 4px);
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--pnt-primary-light);
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    border: none;
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    font-weight: 500;
}

.alert-success {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border-left: 4px solid var(--pnt-success);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border-left: 4px solid var(--pnt-danger);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border-left: 4px solid var(--pnt-warning);
}

.alert-info {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border-left: 4px solid var(--pnt-info);
}

/* ============================================
   MAINTENANCE CARD
   ============================================ */
.maintenance-card {
    background: var(--pnt-gradient-card);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-2xl);
    max-width: 500px;
    margin: 0 auto;
}

.maintenance-icon {
    font-size: 4rem;
    color: var(--pnt-primary);
    animation: spin 10s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ============================================
   FOOTER
   ============================================ */
.pnt-footer {
    background: var(--pnt-dark);
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    margin-top: auto;
}

.footer-main {
    padding: var(--space-3xl) 0;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-brand .brand-logo {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
}

.footer-description {
    color: var(--pnt-gray);
    font-size: 0.9rem;
    margin-top: var(--space-md);
    max-width: 300px;
}

.footer-heading {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--pnt-white);
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 1px;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: var(--pnt-gray);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--pnt-primary-light);
    transform: translateX(3px);
}

.social-links {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--pnt-dark-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pnt-gray-light);
    font-size: 1.1rem;
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--pnt-primary);
    color: var(--pnt-white);
    transform: translateY(-3px);
}

.footer-bottom {
    background: rgba(0, 0, 0, 0.2);
    padding: var(--space-lg) 0;
    font-size: 0.875rem;
    color: var(--pnt-gray);
}

.footer-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(16, 185, 129, 0.1);
    color: var(--pnt-success);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 500;
}

/* ============================================
   UTILITIES
   ============================================ */
.text-gradient {
    background: var(--pnt-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow {
    box-shadow: var(--shadow-glow);
}

.glass {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* ============================================
   MAIN CONTENT & SITE EDGE PADDING
   ============================================ */
.main-content {
    flex: 1;
    padding-left: var(--site-edge-padding);
    padding-right: var(--site-edge-padding);
}

/* Override container to work with edge padding */
.main-content > .container,
.main-content > .container-fluid {
    padding-left: 0;
    padding-right: 0;
}

/* Full-width sections that should touch edges */
.full-width-section {
    margin-left: calc(-1 * var(--site-edge-padding));
    margin-right: calc(-1 * var(--site-edge-padding));
    padding-left: var(--site-edge-padding);
    padding-right: var(--site-edge-padding);
}

/* Edge-to-edge styling for hero sections, banners, etc. */
.edge-to-edge {
    margin-left: calc(-1 * var(--site-edge-padding));
    margin-right: calc(-1 * var(--site-edge-padding));
    width: calc(100% + (2 * var(--site-edge-padding)));
}

/* Responsive edge padding */
@media (min-width: 768px) {
    .main-content {
        padding-left: var(--site-edge-padding-md);
        padding-right: var(--site-edge-padding-md);
    }

    .full-width-section {
        margin-left: calc(-1 * var(--site-edge-padding-md));
        margin-right: calc(-1 * var(--site-edge-padding-md));
        padding-left: var(--site-edge-padding-md);
        padding-right: var(--site-edge-padding-md);
    }

    .edge-to-edge {
        margin-left: calc(-1 * var(--site-edge-padding-md));
        margin-right: calc(-1 * var(--site-edge-padding-md));
        width: calc(100% + (2 * var(--site-edge-padding-md)));
    }
}

@media (min-width: 1200px) {
    .main-content {
        padding-left: var(--site-edge-padding-lg);
        padding-right: var(--site-edge-padding-lg);
    }

    .full-width-section {
        margin-left: calc(-1 * var(--site-edge-padding-lg));
        margin-right: calc(-1 * var(--site-edge-padding-lg));
        padding-left: var(--site-edge-padding-lg);
        padding-right: var(--site-edge-padding-lg);
    }

    .edge-to-edge {
        margin-left: calc(-1 * var(--site-edge-padding-lg));
        margin-right: calc(-1 * var(--site-edge-padding-lg));
        width: calc(100% + (2 * var(--site-edge-padding-lg)));
    }
}

/* Visual edge indicator (optional - for debugging or design elements) */
.show-edges::before,
.show-edges::after {
    content: '';
    position: fixed;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, 
        transparent 0%, 
        rgba(99, 102, 241, 0.3) 20%, 
        rgba(99, 102, 241, 0.3) 80%, 
        transparent 100%);
    pointer-events: none;
    z-index: 9999;
}

.show-edges::before {
    left: var(--site-edge-padding);
}

.show-edges::after {
    right: var(--site-edge-padding);
}

@media (min-width: 768px) {
    .show-edges::before {
        left: var(--site-edge-padding-md);
    }
    .show-edges::after {
        right: var(--site-edge-padding-md);
    }
}

@media (min-width: 1200px) {
    .show-edges::before {
        left: var(--site-edge-padding-lg);
    }
    .show-edges::after {
        right: var(--site-edge-padding-lg);
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 991.98px) {
    .pnt-navbar .navbar-collapse {
        background: var(--pnt-dark-light);
        padding: var(--space-lg);
        border-radius: var(--radius-lg);
        margin-top: var(--space-md);
    }

    .pnt-navbar .nav-link {
        padding: var(--space-md) !important;
    }

    .display-4 {
        font-size: 2rem;
    }
}

@media (max-width: 767.98px) {
    .footer-main {
        text-align: center;
    }

    .footer-brand {
        justify-content: center;
    }

    .footer-description {
        margin: var(--space-md) auto;
    }

    .social-links {
        justify-content: center;
    }

    .footer-links a:hover {
        transform: none;
    }
}

/* Focus States for Accessibility */
.btn:focus-visible,
.form-control:focus-visible,
.nav-link:focus-visible {
    outline: 2px solid var(--pnt-primary-light);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: var(--pnt-primary);
    color: var(--pnt-white);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--pnt-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--pnt-dark-lighter);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--pnt-gray);
}

/* ============================================
   RESPONSIVE ADMIN PORTAL STYLES
   ============================================ */

/* Admin Portal - Mobile Responsive */
@media (max-width: 991.98px) {
    /* Admin section cards stack on smaller screens */
    .admin-section .row {
        flex-direction: column;
    }

    /* Admin header responsive */
    .admin-section .section-header {
        flex-wrap: wrap;
        gap: 1rem;
    }

    /* Dashboard stats responsive */
    .col-md-3 {
        flex: 0 0 50%;
        max-width: 50%;
    }
}

@media (max-width: 767.98px) {
    /* Full width cards on mobile */
    .col-md-3, .col-md-4, .col-md-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    /* Stack header elements vertically */
    .d-flex.justify-content-between {
        flex-direction: column !important;
        gap: 1rem;
    }

    /* Button groups wrap */
    .btn-group {
        flex-wrap: wrap;
    }

    /* Tables scroll horizontally */
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Admin cards more compact */
    .admin-card {
        padding: 0.75rem;
    }

    .admin-card-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    /* Hide less important columns on mobile */
    .d-none-mobile {
        display: none !important;
    }

    /* Reduce padding on containers */
    .container-fluid {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    /* Card bodies more compact */
    .card-body {
        padding: 1rem;
    }

    /* Chart containers responsive height */
    canvas {
        max-height: 250px;
    }
}

@media (max-width: 575.98px) {
    /* Extra small screens */
    h1.h3, .h1, .h2, .h3 {
        font-size: 1.25rem;
    }

    /* Stats cards single column */
    .col-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    /* Dropdown buttons */
    .dropdown-menu {
        width: 100%;
        max-width: 280px;
    }

    /* Modal dialog full width */
    .modal-dialog {
        margin: 0.5rem;
    }

    /* Badge sizing */
    .badge {
        font-size: 0.7rem;
        padding: 0.25em 0.5em;
    }
}

/* Admin Table Mobile Improvements */
@media (max-width: 767.98px) {
    /* Prioritize important columns */
    .table th:nth-child(n+4),
    .table td:nth-child(n+4) {
        display: none;
    }

    /* Keep first 3 columns and last column (actions) */
    .table th:last-child,
    .table td:last-child {
        display: table-cell;
    }

    /* Make action buttons smaller */
    .table .btn-sm {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
}

/* Touch-friendly targets */
@media (hover: none) and (pointer: coarse) {
    .btn, .nav-link, .dropdown-item {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .dropdown-item {
        padding: 0.75rem 1rem;
    }
}

/* Print styles for reports */
@media print {
    .navbar, .footer, .btn, .dropdown {
        display: none !important;
    }

    .main-content {
        padding: 0 !important;
    }

    .card {
        break-inside: avoid;
        border: 1px solid #ddd !important;
        box-shadow: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }
}

/* ============================================
   LANGUAGE SWITCHER
   ============================================ */

.language-switcher {
    font-size: 0.875rem;
}

.language-switcher a {
    color: var(--pnt-gray-light);
    text-decoration: none;
    transition: color 0.2s ease;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
}

.language-switcher a:hover {
    color: var(--pnt-white);
    background: rgba(255, 255, 255, 0.1);
}

.language-switcher a.active {
    color: var(--pnt-primary-light);
    font-weight: 500;
}

/* Dark theme adjustments */
[data-bs-theme="light"] .language-switcher a {
    color: var(--pnt-gray);
}

[data-bs-theme="light"] .language-switcher a:hover {
    color: var(--pnt-dark);
    background: rgba(0, 0, 0, 0.05);
}

[data-bs-theme="light"] .language-switcher a.active {
    color: var(--pnt-primary);
}

/* Mobile footer adjustments for language switcher */
@media (max-width: 767.98px) {
    .footer-bottom .row > div {
        padding: 0.5rem 0;
    }

    .language-switcher {
        margin: 0.5rem 0;
    }
}