/* Font Awesome CSS Import (Fallback) - Must be at top of file */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css');

/* Google Fonts - preconnect for faster loading */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/**
 * ZonaTech NG - Main Styles
 * Color Scheme: Reflective Black, Sparkling Purple, White
 */

/* ============================================
   PERFORMANCE OPTIMIZATIONS - BLAZING FAST!
   ============================================ */

/* GPU Acceleration for all animated elements */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:root {
    /* Primary Colors */
    --zona-black: #0a0a0f;
    --zona-black-light: #1a1a2e;
    --zona-black-medium: #16213e;
    --zona-purple: #8b5cf6;
    --zona-purple-light: #a78bfa;
    --zona-purple-dark: #7c3aed;
    --zona-white: #ffffff;
    --zona-white-muted: #e5e5e5;
    
    /* Accent Colors */
    --zona-success: #22c55e;
    --zona-warning: #f59e0b;
    --zona-error: #ef4444;
    --zona-info: #3b82f6;
    
    /* Gradients */
    --zona-gradient-purple: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 50%, #6d28d9 100%);
    --zona-gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #0a0a0f 100%);
    --zona-gradient-glow: linear-gradient(135deg, rgba(139, 92, 246, 0.3) 0%, rgba(124, 58, 237, 0.1) 100%);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-purple: 0 0 30px rgba(139, 92, 246, 0.3);
    
    /* Transitions - OPTIMIZED FOR SPEED */
    --transition-fast: 0.1s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Content visibility for performance */
    content-visibility: auto;
}

/* Reset & Base */
.zonatech-container * {
    box-sizing: border-box;
}

/* Prevent horizontal scrolling globally */
html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

.zonatech-container {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--zona-white);
    background: var(--zona-gradient-dark);
    min-height: 100vh;
    overflow-x: hidden;
    /* GPU acceleration */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.zonatech-container .zonatech-allow-copy {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}

.zonatech-wrapper {
    max-width: 100%;
    margin: 0 auto;
    padding: var(--space-lg) var(--space-xl);
    overflow-x: hidden;
}

.zonatech-wrapper-contained {
    max-width: 1400px;
    margin: 0 auto;
}

/* Typography */
.zonatech-container h1,
.zonatech-container h2,
.zonatech-container h3,
.zonatech-container h4 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--space-md);
}

.zonatech-container h1 { font-size: 1.75rem; }
.zonatech-container h2 { font-size: 1.5rem; }
.zonatech-container h3 { font-size: 1.25rem; }
.zonatech-container h4 { font-size: 1rem; }

.zonatech-container p {
    margin-bottom: var(--space-md);
    color: var(--zona-white-muted);
    font-size: 0.875rem;
}

.zonatech-container a {
    color: var(--zona-purple-light);
    text-decoration: none !important;
    transition: all var(--transition-normal);
}

.zonatech-container a:hover,
.zonatech-container a:focus,
.zonatech-container a:active {
    color: var(--zona-white);
    text-shadow: 0 0 15px rgba(139, 92, 246, 0.5);
    text-decoration: none !important;
}

/* Link Color Animations - Only apply underline animation to non-button links */
.zonatech-container a:not(.btn):not(.quick-action-btn):not(.sidebar-nav a) {
    position: relative;
    text-decoration: none !important;
}

.zonatech-container a:not(.btn):not(.quick-action-btn):not(.sidebar-logo)::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--zona-gradient-purple);
    transition: width var(--transition-normal);
}

.zonatech-container a:not(.btn):not(.quick-action-btn):not(.sidebar-logo):hover::after {
    width: 100%;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none !important;
    position: relative;
    overflow: hidden;
}

.btn:hover,
.btn:focus,
.btn:active {
    text-decoration: none !important;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--zona-gradient-purple);
    color: #ffffff !important;
    box-shadow: var(--shadow-purple);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(139, 92, 246, 0.5);
    color: #ffffff !important;
}

/* Button Color Animations - OPTIMIZED for speed */
@keyframes btn-shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

@keyframes btn-glow {
    0%, 100% { box-shadow: 0 0 15px rgba(139, 92, 246, 0.25); }
    50% { box-shadow: 0 0 25px rgba(139, 92, 246, 0.45); }
}

@keyframes btn-pulse {
    0%, 100% { transform: scale(1) translateZ(0); }
    50% { transform: scale(1.01) translateZ(0); }
}

.btn-primary {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 50%, #6d28d9 100%);
    background-size: 200% 200%;
    animation: btn-glow 1.5s ease-in-out infinite;
    transition: transform 0.15s ease-out, box-shadow 0.15s ease-out;
    will-change: transform;
    transform: translateZ(0);
}

.btn-primary:hover {
    background-position: right center;
    animation: btn-shimmer 0.8s ease-in-out infinite, btn-glow 0.8s ease-in-out infinite;
    transform: translateY(-2px) scale(1.01) translateZ(0);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff !important;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.15s ease-out, background 0.15s ease-out;
    transform: translateZ(0);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff !important;
    transform: translateY(-2px) translateZ(0);
    border-color: rgba(139, 92, 246, 0.5);
}

.btn-ghost {
    background: transparent;
    color: #ffffff !important;
    border: 1px solid transparent;
    transition: transform 0.15s ease-out, border-color 0.15s ease-out;
    transform: translateZ(0);
}

.btn-ghost:hover {
    color: #ffffff !important;
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
}

.btn-success {
    background: var(--zona-success);
    color: #ffffff !important;
    transition: transform 0.15s ease-out, box-shadow 0.15s ease-out;
    transform: translateZ(0);
}

.btn-success:hover {
    transform: translateY(-2px) translateZ(0);
    box-shadow: 0 0 20px rgba(34, 197, 94, 0.3);
}

.btn-warning {
    background: var(--zona-warning);
    color: #000000 !important;
    font-weight: 600;
    transition: transform 0.15s ease-out, box-shadow 0.15s ease-out;
    transform: translateZ(0);
}

.btn-warning:hover {
    transform: translateY(-2px) translateZ(0);
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.3);
}

.btn-error {
    background: var(--zona-error);
    color: #ffffff !important;
    transition: transform 0.15s ease-out, box-shadow 0.15s ease-out;
    transform: translateZ(0);
}

.btn-error:hover {
    transform: translateY(-2px) translateZ(0);
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.3);
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Forms */
.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-xs);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--zona-white-muted);
}

.form-group label i {
    margin-right: 0.25rem;
    color: var(--zona-purple-light);
}

/* Input with Icon */
.input-with-icon {
    position: relative;
}

.input-with-icon .input-icon {
    position: absolute;
    left: 0.875rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--zona-purple-light);
    font-size: 0.9rem;
    z-index: 1;
    pointer-events: none;
}

.form-control-icon {
    padding-left: 2.5rem !important;
}

.form-control {
    width: 100%;
    padding: 0.6rem 0.875rem;
    font-size: 0.875rem;
    color: var(--zona-white);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--zona-purple);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

select.form-control {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-color: #1a1a2e;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b5cf6' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2rem;
    cursor: pointer;
}

select.form-control.form-control-icon {
    background-position: right 0.75rem center;
}

select.form-control option {
    background-color: #1a1a2e;
    color: #ffffff;
    padding: 0.5rem;
}

select.form-control:focus {
    background-color: #16213e;
}

/* Global dark select styling for all selects in the app */
.zonatech-container select,
#quiz-settings-modal select,
#quiz-settings-overlay select {
    background-color: #1a1a2e !important;
    color: #ffffff !important;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.zonatech-container select option,
#quiz-settings-modal select option,
#quiz-settings-overlay select option {
    background-color: #1a1a2e !important;
    color: #ffffff !important;
    padding: 0.75rem;
}

/* Checkbox and Radio - Purple Theme */
.zonatech-container input[type="checkbox"],
.zonatech-container input[type="radio"] {
    accent-color: #8b5cf6;
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.zonatech-container input[type="checkbox"]:checked,
.zonatech-container input[type="radio"]:checked {
    accent-color: #8b5cf6;
}

.zonatech-container input[type="checkbox"]:focus,
.zonatech-container input[type="radio"]:focus {
    outline: 2px solid rgba(139, 92, 246, 0.5);
    outline-offset: 2px;
}

/* Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(var(--space-md) * -0.5);
}

.col {
    flex: 1;
    padding: 0 calc(var(--space-md) * 0.5);
}

.col-12 { flex: 0 0 100%; max-width: 100%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-4 { flex: 0 0 33.333%; max-width: 33.333%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }

@media (max-width: 768px) {
    .col-md-12 { flex: 0 0 100%; max-width: 100%; }
    .col-md-6 { flex: 0 0 50%; max-width: 50%; }
}

@media (max-width: 576px) {
    .col-sm-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

/* Section */
.section {
    padding: var(--space-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-header h2 {
    margin-bottom: var(--space-sm);
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
}

/* Header */
.zonatech-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-xl);
    margin-bottom: var(--space-lg);
    position: relative;
}

.zonatech-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--zona-white);
}

.zonatech-logo i {
    color: var(--zona-purple);
}

.zonatech-logo-img,
.sidebar-logo-img,
.footer-logo-img,
.admin-logo-img {
    width: 65px;
    height: 65px;
    object-fit: contain;
    border-radius: 0;
    padding: 0;
    border: none;
    box-shadow: none;
    background: transparent;
    transition: transform 0.1s ease-out;
    animation: logo-color-shift 2s ease-in-out infinite;
    filter: drop-shadow(0 0 10px rgba(139, 92, 246, 0.7));
    /* GPU acceleration */
    will-change: transform, filter;
    transform: translateZ(0);
}

.zonatech-logo-img:hover,
.sidebar-logo-img:hover,
.footer-logo-img:hover,
.admin-logo-img:hover {
    transform: scale(1.1);
    filter: drop-shadow(0 0 20px rgba(139, 92, 246, 0.95)) brightness(1.15);
    animation-play-state: paused;
}

.footer-logo-img {
    width: 55px;
    height: 55px;
}

.admin-logo-img {
    width: 75px;
    height: 75px;
}

/* Logo color shift animation - OPTIMIZED for performance */
@keyframes logo-color-shift {
    0%, 100% {
        filter: drop-shadow(0 0 8px rgba(139, 92, 246, 0.6));
    }
    50% {
        filter: drop-shadow(0 0 15px rgba(124, 58, 237, 0.9));
    }
}

/* Icon styling - no animation, just static purple color */
.zonatech-container i.fa,
.zonatech-container i.fas,
.zonatech-container i.far,
.zonatech-container i.fab,
.zonatech-container .fa-solid,
.zonatech-container .fa-regular,
.zonatech-container .fa-brands {
    font-size: 1.3em;
    color: var(--zona-purple);
    transition: transform 0.1s ease-out;
}

/* Larger icons in key areas */
.sidebar-nav-item i,
.quick-action-btn i,
.stats-card i,
.service-card i {
    font-size: 1.5em;
}

.zonatech-container i:hover,
.zonatech-container .btn:hover i,
.zonatech-container a:hover i,
.sidebar-nav-item:hover i,
.quick-action-btn:hover i {
    transform: scale(1.1);
    filter: brightness(1.1);
}

.zonatech-nav {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

.zonatech-nav a {
    font-size: 0.8rem;
    color: var(--zona-white-muted);
    transition: color var(--transition-fast);
}

.zonatech-nav a:hover,
.zonatech-nav a.active {
    color: var(--zona-purple-light);
}

/* Hamburger Menu */
.hamburger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
    z-index: 1002;
}

.hamburger-menu span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--zona-white);
    transition: all var(--transition-normal);
    transform-origin: center;
}

.hamburger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-menu.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation Overlay */
.mobile-nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1001;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.mobile-nav-overlay.active {
    opacity: 1;
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background: rgba(26, 26, 46, 0.98);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-2xl) var(--space-lg);
    z-index: 1002;
    transition: right var(--transition-normal) cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav-close {
    background: none;
    border: none;
    color: var(--zona-white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--space-sm);
    transition: color var(--transition-fast);
}

.mobile-nav-close:hover {
    color: var(--zona-purple-light);
}

.mobile-nav a {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    color: var(--zona-white-muted);
    font-size: 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-nav a i {
    width: 20px;
    text-align: center;
    color: var(--zona-purple-light);
}

.mobile-nav a:hover,
.mobile-nav a.active {
    background: rgba(139, 92, 246, 0.1);
    color: var(--zona-white);
}

.mobile-nav a.mobile-logout-btn {
    margin-top: auto;
    background: rgba(239, 68, 68, 0.1);
    border-top: 1px solid rgba(239, 68, 68, 0.2);
}

.mobile-nav a.mobile-logout-btn:hover {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.mobile-nav a.mobile-logout-btn i {
    color: #ef4444;
}

@media (max-width: 768px) {
    .zonatech-nav {
        display: none;
    }
    
    .hamburger-menu {
        display: flex;
    }
    
    .mobile-nav-overlay {
        display: block;
        pointer-events: none;
    }
    
    .mobile-nav-overlay.active {
        pointer-events: auto;
    }
}

/* Alerts */
.alert {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    font-size: 0.9rem;
    font-weight: 500;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.alert-success {
    background: rgba(34, 197, 94, 0.2);
    border: 2px solid rgba(34, 197, 94, 0.5);
    color: #4ade80;
}

.alert-error {
    background: rgba(239, 68, 68, 0.2);
    border: 2px solid rgba(239, 68, 68, 0.5);
    color: #f87171;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.2);
    border: 2px solid rgba(245, 158, 11, 0.5);
    color: #fbbf24;
}

.alert-info {
    background: rgba(59, 130, 246, 0.2);
    border: 2px solid rgba(59, 130, 246, 0.5);
    color: #60a5fa;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.5rem;
    font-size: 0.7rem;
    font-weight: 500;
    border-radius: var(--radius-full);
}

.badge-primary { background: var(--zona-purple); color: white; }
.badge-success { background: var(--zona-success); color: white; }
.badge-warning { background: var(--zona-warning); color: var(--zona-black); }
.badge-error { background: var(--zona-error); color: white; }

/* Tables */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
}

.zonatech-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

.zonatech-table th,
.zonatech-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.zonatech-table th {
    background: rgba(255, 255, 255, 0.05);
    font-weight: 600;
    color: var(--zona-white-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
}

.zonatech-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Loading States */
.loading {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-2xl);
}

.loading-text {
    margin-top: 1rem;
    color: var(--zona-purple);
    font-size: 0.9rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(139, 92, 246, 0.2);
    border-top-color: var(--zona-purple);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-2xl);
}

.empty-state i {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.2);
    margin-bottom: var(--space-md);
}

/* Support Buttons */
.zonatech-support-buttons {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    z-index: 1000;
}

.zonatech-support-buttons a {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.25rem;
    transition: transform var(--transition-normal);
}

.zonatech-support-buttons a:hover {
    transform: scale(1.1);
}

.zonatech-whatsapp-btn {
    background: #25d366;
    color: white;
}

.zonatech-email-btn {
    background: var(--zona-purple);
    color: white;
}

/* PWA Prompt */
.zonatech-pwa-prompt {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 300px;
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    z-index: 999;
    animation: slideInRight 0.5s ease;
}

.pwa-prompt-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    align-items: center;
}

.pwa-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--zona-gradient-purple);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
}

.pwa-text {
    flex: 1;
}

.pwa-text h4 {
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
}

.pwa-text p {
    font-size: 0.75rem;
    margin: 0;
}

.pwa-actions {
    display: flex;
    gap: var(--space-sm);
    width: 100%;
}

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

/* Responsive */
@media (max-width: 768px) {
    .zonatech-wrapper {
        padding: var(--space-md);
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .zonatech-pwa-prompt {
        left: 20px;
        right: 20px;
        width: auto;
        bottom: 80px;
    }
}

/* Footer Styles */
.zonatech-footer {
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--space-2xl);
    background: rgba(10, 10, 15, 0.5);
}

.zonatech-footer .footer-content {
    max-width: 800px;
    margin: 0 auto;
}

.zonatech-footer .footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--zona-white);
    margin-bottom: var(--space-md);
}

.zonatech-footer .footer-logo i {
    color: var(--zona-purple);
    font-size: 1.75rem;
}

.zonatech-footer .footer-tagline {
    font-size: 0.9rem;
    color: var(--zona-white-muted);
    margin-bottom: var(--space-lg);
}

.zonatech-footer .footer-links {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.zonatech-footer .footer-links a {
    font-size: 0.85rem;
    color: var(--zona-white-muted);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.zonatech-footer .footer-links a:hover {
    color: var(--zona-purple-light);
}

.zonatech-footer .footer-links a i {
    color: var(--zona-purple-light);
}

.zonatech-footer .footer-social {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.zonatech-footer .footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--zona-white-muted);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.zonatech-footer .footer-social a:hover {
    background: var(--zona-purple);
    border-color: var(--zona-purple);
    color: var(--zona-white);
    transform: translateY(-3px);
}

.zonatech-footer .footer-copyright {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 576px) {
    .zonatech-footer {
        padding: var(--space-xl) var(--space-md);
    }
    
    .zonatech-footer .footer-links {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .zonatech-footer .footer-logo {
        font-size: 1.25rem;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--zona-white-muted); }
.text-white { color: var(--zona-white) !important; }
.text-purple { color: var(--zona-purple); }
.text-success { color: var(--zona-success); }
.text-warning { color: var(--zona-warning); }
.text-error { color: var(--zona-error); }

.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: var(--space-sm); }
.gap-2 { gap: var(--space-md); }
.gap-3 { gap: var(--space-lg); }

/* Loading Screen - INSTANT PERFORMANCE */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--zona-gradient-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.15s ease-out, visibility 0.15s ease-out;
    will-change: opacity;
}

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

.loading-content {
    text-align: center;
    color: var(--zona-white);
}

.loading-spinner {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--zona-purple);
    animation: spin 0.8s linear infinite;
    will-change: transform;
}

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

.loading-content h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.loading-content p {
    color: var(--zona-white-muted);
    font-size: 0.9rem;
}

/* Welcome Overlay */
.welcome-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--zona-gradient-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.welcome-overlay.animate {
    opacity: 1;
}

.welcome-overlay.fade-out {
    opacity: 0;
}

.welcome-content {
    text-align: center;
    color: var(--zona-white);
    animation: welcomeBounce 0.8s ease-out;
}

.welcome-icon {
    font-size: 4rem;
    color: var(--zona-purple);
    margin-bottom: 1.5rem;
    display: block;
    animation: welcomePulse 1s ease-in-out infinite;
}

.welcome-content h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--zona-white) 0%, var(--zona-purple-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-content p {
    color: var(--zona-white-muted);
    font-size: 1rem;
}

@keyframes welcomeBounce {
    0% { transform: scale(0.5); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes welcomePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Back to Home */
.back-to-home {
    margin-bottom: var(--space-md);
}

.back-to-home a {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--zona-white-muted);
    transition: color var(--transition-fast);
}

.back-to-home a:hover {
    color: var(--zona-purple-light);
}

/* Download App Section */
.download-app-card {
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.2);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
}

.download-app-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.download-app-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--zona-gradient-purple);
    border-radius: var(--radius-lg);
    font-size: 2rem;
    margin-bottom: var(--space-lg);
}

.download-app-text h2 {
    margin-bottom: var(--space-md);
}

.download-app-text p {
    margin-bottom: var(--space-lg);
}

.download-app-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.download-feature {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--zona-white-muted);
    font-size: 0.875rem;
}

.download-feature i {
    color: var(--zona-purple-light);
    width: 20px;
}

.download-app-note {
    font-size: 0.8rem !important;
    margin-top: var(--space-md) !important;
}

.download-app-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.download-app-image img {
    max-width: 250px;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-purple);
    animation: floatApp 3s ease-in-out infinite;
}

@keyframes floatApp {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@media (max-width: 768px) {
    .download-app-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .download-app-icon {
        margin: 0 auto var(--space-lg);
    }
    
    .download-app-features {
        grid-template-columns: 1fr;
    }
    
    .download-feature {
        justify-content: center;
    }
    
    .download-app-image {
        order: -1;
    }
    
    .download-app-image img {
        max-width: 150px;
    }
}

/* Logo Link Style */
a.zonatech-logo,
a.footer-logo {
    text-decoration: none;
    color: inherit;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

a.zonatech-logo:hover,
a.footer-logo:hover {
    opacity: 0.9;
}

/* Hide WordPress Page Titles - Important for all pages */
.page .entry-title,
.page-title,
.entry-title,
.post-title,
.wp-block-post-title,
.entry-header,
.page-header,
.page-header-title,
article.page > .entry-title,
.hentry > .entry-title,
.type-page > .entry-title,
body.page .entry-title,
body.single .entry-title,
.page-template .entry-title,
.page .post-title,
body.page-template-default .entry-title {
    display: none !important;
    visibility: hidden !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    font-size: 0 !important;
}

/* Also hide theme-specific titles */
[class*="page-title"],
[class*="entry-title"]:not(.zonatech-container *),
.singular .entry-title,
.singular-page .entry-title,
.single-post .entry-title {
    display: none !important;
}

/* Dashboard Welcome Text - Visible with Animation */
.dashboard-greeting h1 {
    color: var(--zona-white) !important;
    font-size: 1.5rem;
    margin-bottom: 0.2rem;
    animation: welcomeTextGlow 3s ease-in-out infinite;
    text-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
}

@keyframes welcomeTextGlow {
    0%, 100% { 
        color: var(--zona-white);
        text-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
    }
    50% { 
        color: var(--zona-purple-light);
        text-shadow: 0 0 30px rgba(139, 92, 246, 0.7), 0 0 40px rgba(139, 92, 246, 0.5);
    }
}

/* Feedback Section - Responsive */
@media (max-width: 768px) {
    .glass-card div[style*="grid-template-columns: 1fr 1fr"] {
        display: block !important;
    }
    
    .glass-card div[style*="grid-template-columns: 1fr 1fr"] > div:first-child {
        margin-bottom: 2rem;
    }
}
/* =============================================
   Calculator Widget for Quiz
   ============================================= */
.calculator-widget {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 9999;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    transition: top 0.1s ease-out;
}

.calculator-toggle-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.5), 0 0 0 4px rgba(139, 92, 246, 0.2);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: calculatorPulse 2s ease-in-out infinite;
}

@keyframes calculatorPulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(139, 92, 246, 0.5), 0 0 0 4px rgba(139, 92, 246, 0.2);
    }
    50% {
        box-shadow: 0 4px 30px rgba(139, 92, 246, 0.7), 0 0 0 8px rgba(139, 92, 246, 0.15);
    }
}

.calculator-toggle-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(139, 92, 246, 0.6), 0 0 0 6px rgba(139, 92, 246, 0.3);
    animation: none;
}

.calculator-panel {
    position: absolute;
    top: 70px;
    left: 0;
    width: 280px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(139, 92, 246, 0.3);
    overflow: hidden;
}

.calculator-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    color: #fff;
    font-weight: 600;
    font-size: 0.95rem;
}

.calculator-header span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.calculator-close-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: #fff;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.calculator-close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.calculator-display {
    padding: 12px;
    background: #0f0f1a;
}

.calculator-display input {
    width: 100%;
    padding: 12px 16px;
    background: #1a1a2e;
    border: 2px solid rgba(139, 92, 246, 0.3);
    border-radius: 10px;
    color: #fff;
    font-size: 1.5rem;
    font-family: 'Fira Code', 'Consolas', monospace;
    text-align: right;
    outline: none;
}

.calculator-display input:focus {
    border-color: rgba(139, 92, 246, 0.6);
}

.calculator-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    padding: 12px;
    background: #0f0f1a;
}

.calc-btn {
    padding: 14px 8px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    background: #1a1a2e;
    color: #fff;
}

.calc-btn:hover {
    background: #2a2a4e;
    transform: translateY(-2px);
}

.calc-btn:active {
    transform: translateY(0);
}

.calc-btn.calc-op {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: #fff;
}

.calc-btn.calc-op:hover {
    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
}

.calc-btn.calc-func {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: #fff;
    font-size: 0.85rem;
}

.calc-btn.calc-func:hover {
    background: linear-gradient(135deg, #818cf8 0%, #6366f1 100%);
}

.calc-btn.calc-clear {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: #fff;
}

.calc-btn.calc-clear:hover {
    background: linear-gradient(135deg, #f87171 0%, #ef4444 100%);
}

.calc-btn.calc-equals {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    color: #fff;
}

.calc-btn.calc-equals:hover {
    background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
}

/* Responsive adjustments for calculator */
@media (max-width: 768px) {
    .calculator-widget {
        top: 15px;
        left: 15px;
    }
    
    .calculator-toggle-btn {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .calculator-panel {
        width: 260px;
        top: 60px;
    }
    
    .calc-btn {
        padding: 12px 6px;
        font-size: 0.9rem;
    }
    
    .calculator-display input {
        font-size: 1.3rem;
        padding: 10px 12px;
    }
}