/* Custom CSS for Securit Glass Website */
/* Enhanced styles for better performance and user experience */

/* CSS Variables for consistent theming */
:root {
    --primary-color: #1e40af;
    --secondary-color: #059669;
    --accent-color: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --border-color: #e5e7eb;
    --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 -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --border-radius: 0.5rem;
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Base styles and resets */
* {
    box-sizing: border-box;
}

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

body {
    font-family: 'Tajawal', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #ffffff;
    overflow-x: hidden;
}

/* Typography enhancements */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5em;
}

p {
    margin-bottom: 1em;
    line-height: 1.7;
}

/* Enhanced button styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.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 0.5s;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #1d4ed8);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(30, 64, 175, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), #10b981);
    color: white;
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #10b981, #34d399);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(5, 150, 105, 0.3);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent-color), #fbbf24);
    color: white;
}

.btn-accent:hover {
    background: linear-gradient(135deg, #fbbf24, #fcd34d);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(245, 158, 11, 0.3);
}

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Loading state for buttons */
.btn-loading {
    pointer-events: none;
    opacity: 0.7;
    position: relative;
    color: transparent;
}

.btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #ffffff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Card enhancements */
.card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    overflow: hidden;
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.card:hover::before {
    transform: scaleX(1);
}

.hover-lift {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

/* Form enhancements */
.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: all var(--transition-normal);
    background-color: white;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
    transform: scale(1.02);
}

.form-input.error,
.form-input:invalid {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-input:valid {
    border-color: #10b981;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

/* Floating label effect */
.floating-label {
    position: relative;
}

.floating-label input,
.floating-label textarea {
    padding-top: 1.5rem;
    padding-bottom: 0.5rem;
}

.floating-label label {
    position: absolute;
    top: 0.75rem;
    right: 1rem;
    transition: all var(--transition-normal);
    pointer-events: none;
    color: var(--text-light);
}

.floating-label input:focus + label,
.floating-label input:not(:placeholder-shown) + label,
.floating-label textarea:focus + label,
.floating-label textarea:not(:placeholder-shown) + label {
    top: 0.25rem;
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* Animation classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease-out;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease-out;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.6s ease-out;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Stagger animation for lists */
.stagger-container .stagger-item {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease-out;
}

.stagger-container.visible .stagger-item {
    opacity: 1;
    transform: translateY(0);
}

.stagger-container.visible .stagger-item:nth-child(1) { transition-delay: 0.1s; }
.stagger-container.visible .stagger-item:nth-child(2) { transition-delay: 0.2s; }
.stagger-container.visible .stagger-item:nth-child(3) { transition-delay: 0.3s; }
.stagger-container.visible .stagger-item:nth-child(4) { transition-delay: 0.4s; }
.stagger-container.visible .stagger-item:nth-child(5) { transition-delay: 0.5s; }
.stagger-container.visible .stagger-item:nth-child(6) { transition-delay: 0.6s; }

/* Gradient text effect */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

/* Glass morphism effect */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

/* Parallax container */
.parallax-container {
    position: relative;
    overflow: hidden;
}

.parallax-bg {
    position: absolute;
    top: -20%;
    left: 0;
    width: 100%;
    height: 120%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    will-change: transform;
}

/* Hero section enhancements */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

/* Navigation enhancements */
.navbar {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
    background: rgba(255, 255, 255, 0.98);
}

.nav-link {
    position: relative;
    padding: 0.5rem 1rem;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-normal);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-link:hover {
    color: var(--primary-color);
}

/* Footer enhancements */
.footer {
    background: linear-gradient(135deg, #1f2937, #111827);
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

/* Service cards */
.service-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(30, 64, 175, 0.1), transparent);
    transition: left 0.5s;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

/* Testimonial cards */
.testimonial-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: all var(--transition-normal);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    right: 20px;
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.3;
    font-family: serif;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* FAQ enhancements */
.faq-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-question {
    background: white;
    border: none;
    width: 100%;
    text-align: right;
    padding: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-question::after {
    content: '';
    position: absolute;
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-normal);
}

.faq-question:hover::after {
    width: 30px;
}

.faq-answer {
    background: #f8fafc;
    border-top: 1px solid var(--border-color);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-icon {
    transition: transform var(--transition-normal);
}

/* Counter animation */
.counter {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
}

/* Loading states */
.loading {
    opacity: 0.7;
    filter: blur(1px);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Notification styles */
.notification {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(10px);
}

/* Custom animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

.animate-pulse-slow {
    animation: pulse 2s infinite;
}

/* Custom hover effects */
.hover-scale {
    transition: transform var(--transition-normal);
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* Custom shadows */
.shadow-custom {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.shadow-custom-lg {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Custom grid layouts */
.grid-auto-fit {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.grid-auto-fill {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

/* Aspect ratio utilities */
.aspect-16-9 {
    aspect-ratio: 16 / 9;
}

.aspect-4-3 {
    aspect-ratio: 4 / 3;
}

.aspect-1-1 {
    aspect-ratio: 1 / 1;
}

/* Custom borders */
.border-gradient {
    border: 2px solid;
    border-image: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--accent-color)) 1;
}

/* Performance optimizations */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

/* Text utilities */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.text-shadow-lg {
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Backdrop utilities */
.backdrop-blur-custom {
    backdrop-filter: blur(8px);
}

/* Responsive design enhancements */
@media (max-width: 768px) {
    .hero-section {
        min-height: 80vh;
        padding: 2rem 0;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .service-card,
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.875rem;
    }
    
    .counter {
        font-size: 2rem;
    }
    
    .text-responsive-xl {
        font-size: 2rem;
        line-height: 2.5rem;
    }
    
    .text-responsive-lg {
        font-size: 1.5rem;
        line-height: 2rem;
    }
    
    .text-responsive-base {
        font-size: 1rem;
        line-height: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-section {
        min-height: 70vh;
    }
    
    .service-card,
    .testimonial-card {
        padding: 1rem;
    }
    
    .faq-question {
        padding: 1rem;
    }
    
    .form-input {
        padding: 0.625rem 0.875rem;
    }
}

/* Print styles */
@media print {
    .navbar,
    .footer,
    .btn,
    .notification,
    .no-print {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
    }
    
    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }
    
    img {
        max-width: 100% !important;
        height: auto !important;
    }
}

/* Accessibility enhancements */
@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;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.form-input:focus,
.nav-link:focus,
.focus-visible:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .card {
        border: 2px solid var(--text-dark);
    }
    
    .btn {
        border: 2px solid currentColor;
    }
    
    .bg-gray-50 {
        background-color: #ffffff;
    }
    
    .text-gray-600 {
        color: #000000;
    }
    
    .border-gray-200 {
        border-color: #000000;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --text-dark: #f9fafb;
        --text-light: #d1d5db;
        --bg-light: #1f2937;
        --border-color: #374151;
    }
    
    body {
        background-color: #111827;
        color: var(--text-dark);
    }
    
    .card {
        background: #1f2937;
        border: 1px solid var(--border-color);
    }
    
    .form-input {
        background: #374151;
        border-color: var(--border-color);
        color: var(--text-dark);
    }
    
    .navbar {
        background: rgba(31, 41, 55, 0.95);
    }
    
    .dark-mode-support {
        background-color: #1f2937;
        color: #f9fafb;
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1d4ed8;
}

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

::-moz-selection {
    background: var(--primary-color);
    color: white;
}

/* Accessibility improvements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}