/* --- Global Settings & Variables --- */
:root {
    --color-primary: #0d47a1; /* Professional Dark Blue */
    --color-secondary: #4285f4; /* Bright Blue */
    --color-accent: #ffc107; /* Warning Yellow */
    --color-background: #ffffff; /* Clean White */
    --color-text: #333333;
    --color-light-gray: #f7f9fa; /* Very Light Gray for sections */
    --color-white: #ffffff;
    --color-error: #d9534f;

    --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    --container-width: 1140px;
    --spacing-unit: 1rem;
    --border-radius: 8px;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.07);
    --transition-speed: 0.3s;
}

/* --- Reset & Base Styles --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-family-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    text-align: right; /* RTL */
}
/* Force a new stacking context when menu is open */
body.menu-open {
    position: relative;
    z-index: 1000;
    overflow: hidden; /* Prevent scrolling of the background content */
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 1.5);
}

h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--color-primary);
}

h1 { font-size: 2.5rem; margin-bottom: var(--spacing-unit); }
h2 { font-size: 2rem; margin-bottom: var(--spacing-unit); }
h3 { font-size: 1.5rem; margin-bottom: calc(var(--spacing-unit) * 0.75); }

p { margin-bottom: var(--spacing-unit); }
a { color: var(--color-secondary); text-decoration: none; transition: color var(--transition-speed); }
a:hover { color: var(--color-primary); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* --- Utility Classes --- */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-speed);
    border: 2px solid transparent;
}
.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
}
.btn-primary:hover {
    background-color: var(--color-secondary);
    color: var(--color-white);
    transform: translateY(-2px);
}
.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}
.btn-small { padding: 0.5rem 1rem; font-size: 0.9rem; }

.section-title { text-align: center; }
.section-subtitle { text-align: center; max-width: 600px; margin: 0 auto calc(var(--spacing-unit) * 3); color: #555; }

/* --- Accessibility --- */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: 1rem;
    z-index: 9999;
    transition: top 0.3s;
}
.skip-link:focus {
    top: 0;
}

/* --- Demo Banner --- */
.demo-banner {
    background-color: var(--color-accent);
    color: var(--color-text);
    padding: calc(var(--spacing-unit) * 0.75) 0;
    text-align: center;
}
.demo-banner .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}
.demo-banner p { margin: 0; }
.demo-banner .btn { background-color: var(--color-primary); color: var(--color-white); }
.demo-banner .btn:hover { background-color: var(--color-secondary); }

/* --- Header --- */
.site-header {
    background-color: rgba(255, 255, 255, 0.85); /* Semi-transparent background */
    backdrop-filter: blur(10px);
    padding: var(--spacing-unit) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    transition: box-shadow var(--transition-speed);
}
.site-header.scrolled {
    box-shadow: var(--box-shadow);
}
/* When menu is open, remove the filter that creates a stacking context issue */
body.menu-open .site-header {
    backdrop-filter: none;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo a { display: flex; align-items: center; }
.main-nav { display: none; } /* Hidden on mobile */
.header-actions { display: flex; align-items: center; gap: 1rem; }
.header-actions .btn {
    display: none; /* Hide call button text on small screens */
}
.header-actions .btn span { display: none; }

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 22px;
    position: relative;
    z-index: 1002;
}
.hamburger-icon,
.hamburger-icon::before,
.hamburger-icon::after {
    content: '';
    display: block;
    background-color: var(--color-primary);
    height: 3px;
    border-radius: 3px;
    transition: all var(--transition-speed) ease-in-out;
    position: absolute;
    right: 0;
}
.hamburger-icon { width: 100%; top: 9.5px; }
.hamburger-icon::before { width: 100%; top: -9px; }
.hamburger-icon::after { width: 100%; top: 9px; }

/* Mobile Menu Open State */
body.menu-open .hamburger-icon {
    background-color: transparent;
}
body.menu-open .hamburger-icon::before,
body.menu-open .hamburger-icon::after {
    background-color: var(--color-white);
}
body.menu-open .hamburger-icon::before {
    transform: translateY(9px) rotate(45deg);
}
body.menu-open .hamburger-icon::after {
    transform: translateY(-9px) rotate(-45deg);
}

body.menu-open .main-nav {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-primary); /* Fully opaque dark blue */
    z-index: 1; /* z-index is now relative to the body */
}
body.menu-open .main-nav ul {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
}
body.menu-open .main-nav a {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-white);
}

/* --- Sections --- */
section {
    padding: calc(var(--spacing-unit) * 4) 0;
}

/* Hero Section */
.hero-section {
    position: relative; /* For the overlay */
    padding: calc(var(--spacing-unit) * 5) 0;
    text-align: center;
    color: var(--color-white);
    background-image: url('../img/background.webp');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed; /* Parallax-like effect */
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(13, 71, 161, 0.7); /* Dark blue overlay for readability */
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2; /* Ensure content is above the overlay */
}

.hero-section h1 {
    color: var(--color-white);
}
.hero-content .subtitle {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto calc(var(--spacing-unit) * 2);
}
.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: calc(var(--spacing-unit) * 2);
}
.hero-cta .btn-primary {
    background-color: var(--color-accent);
    color: var(--color-text);
    border-color: var(--color-accent);
}
.hero-cta .btn-secondary {
    border-color: var(--color-white);
    color: var(--color-white);
}
.usp-list {
    text-align: right;
    margin: calc(var(--spacing-unit) * 2) auto 0;
    max-width: 500px;
}
.usp-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}
.usp-list svg {
    color: var(--color-secondary);
    flex-shrink: 0;
}

/* Services Section */
.services-section { background-color: var(--color-light-gray); }
.services-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 2);
}
.service-card {
    background-color: var(--color-white);
    padding: calc(var(--spacing-unit) * 2);
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid #eee;
    transition: all var(--transition-speed);
}
.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}
.service-icon {
    margin: 0 auto 1rem;
    color: var(--color-primary);
}

/* About Section */
.about-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.about-text .badge {
    display: inline-block;
    background-color: var(--color-accent);
    color: var(--color-text);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 600;
    margin-bottom: 1rem;
}
.about-text ul {
    padding-right: 1.5rem;
}
.about-text li {
    position: relative;
    margin-bottom: 0.75rem;
}
.about-text li::before {
    content: '✓';
    color: var(--color-primary);
    font-weight: bold;
    position: absolute;
    right: -1.5rem;
}
.about-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* Process Section */
.process-section { background-color: var(--color-light-gray); }
.process-grid {
    display: grid;
    gap: 2rem;
    position: relative;
}
.process-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid #e0e0e0;
    position: relative;
}
.process-step-number {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--color-accent);
    color: var(--color-text);
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.1rem;
}
.process-icon {
    margin-bottom: 1rem;
}
.process-icon svg {
    color: var(--color-primary);
    margin: 0 auto;
}
.process-card h3 {
    margin-bottom: 0.5rem;
}


/* Testimonials Section */
.testimonials-grid {
    display: grid;
    gap: 1.5rem;
}
.testimonial-card {
    background-color: var(--color-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border-right: 5px solid var(--color-secondary);
}
.testimonial-card p {
    font-style: italic;
    margin-bottom: 1rem;
    position: relative;
    padding-right: 2rem;
}
.testimonial-card p::before {
    content: '“';
    font-size: 4rem;
    color: var(--color-accent);
    position: absolute;
    top: -1rem;
    right: -0.5rem;
    line-height: 1;
    z-index: 0;
}
.testimonial-card footer {
    text-align: left;
}
.testimonial-card cite {
    font-weight: bold;
    color: var(--color-primary);
    font-style: normal;
}
.testimonial-card .stars {
    color: #f5b327;
}

/* Demo CTA Section */
.demo-cta-section { background-color: var(--color-primary); color: var(--color-white); }
.demo-cta-box {
    text-align: center;
    padding: 2rem;
    border-radius: var(--border-radius);
}
.demo-cta-box h3 { color: var(--color-white); font-size: 1.8rem; }
.demo-cta-box p { margin-bottom: 1.5rem; opacity: 0.9; }
.demo-cta-box .btn { background-color: var(--color-accent); color: var(--color-text); }
.demo-cta-box .btn:hover { background-color: var(--color-white); }

/* Contact Section */
.contact-section { background-color: var(--color-light-gray); }
.contact-wrapper {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}
.contact-form .form-group {
    margin-bottom: 1.5rem;
}
.contact-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}
.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
}
.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 2px rgba(66, 133, 244, 0.2);
}
.error-message {
    color: var(--color-error);
    font-size: 0.9rem;
    display: none;
    margin-top: 0.25rem;
}
.form-group.error input,
.form-group.error textarea {
    border-color: var(--color-error);
}
.form-group.error .error-message {
    display: block;
}
.contact-details ul {
    margin-top: 1.5rem;
}
.contact-details li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}
.contact-details svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

/* --- Footer --- */
.site-footer {
    background-color: #262626;
    color: #ccc;
    padding: 3rem 0 0;
    font-size: 0.9rem;
}
.footer-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}
.site-footer h4 {
    color: var(--color-white);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}
.footer-col ul li {
    margin-bottom: 0.5rem;
}
.footer-col a {
    color: #ccc;
}
.footer-col a:hover {
    color: var(--color-white);
    text-decoration: underline;
}
.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}
.social-icons a {
    color: #ccc;
    display: block;
}
.social-icons a:hover {
    color: var(--color-white);
    transform: scale(1.1);
}
.footer-bottom {
    border-top: 1px solid #444;
    padding: 1.5rem 0;
    text-align: center;
}
.footer-bottom p {
    margin: 0.5rem 0;
}
.footer-bottom a {
    color: var(--color-accent);
    font-weight: bold;
}

/* --- FAQ Section --- */
.faq-section {
    background-color: var(--color-white);
}
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid #e0e0e0;
    border-radius: var(--border-radius);
    overflow: hidden;
}
.faq-item {
    border-bottom: 1px solid #e0e0e0;
}
.faq-item:last-child {
    border-bottom: none;
}
.faq-question {
    width: 100%;
    background-color: transparent;
    border: none;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    text-align: right;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
}
.faq-question:hover {
    background-color: var(--color-light-gray);
}
.faq-icon {
    flex-shrink: 0;
    margin-right: 1rem;
    transition: transform var(--transition-speed) ease;
    color: var(--color-secondary);
}
.faq-item.open .faq-icon {
    transform: rotate(180deg);
}
.faq-answer {
    grid-template-rows: 0fr;
    transition: grid-template-rows var(--transition-speed) ease;
}
.faq-item.open .faq-answer {
    display: grid;
    grid-template-rows: 1fr;
}
.faq-answer > * {
    overflow: hidden;
}
.faq-answer p {
    padding: 0 1.5rem 1.25rem;
    margin: 0;
    color: #555;
}

/* --- Animations --- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}
/* Staggered animation for grid items */
.services-grid .animate-on-scroll,
.process-grid .animate-on-scroll,
.faq-accordion .animate-on-scroll,
.testimonials-grid .animate-on-scroll {
    transition-delay: calc(var(--animation-order, 0) * 100ms);
}


/* --- Media Queries (Mobile First) --- */

/* Tablet */
@media (min-width: 768px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.5rem; }

    .demo-banner .container {
        flex-direction: row;
        justify-content: center;
        gap: 1.5rem;
    }

    .header-actions .btn {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    .header-actions .btn span { display: inline; }

    .hero-cta {
        flex-direction: row;
        justify-content: center;
    }

    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(1, 1fr); } /* Keep as single column on tablet */
    .testimonials-grid { grid-template-columns: 1fr; max-width: 700px; margin: 0 auto; }
    
    .about-content {
        flex-direction: row;
        align-items: center;
    }
    .about-text, .about-image {
        flex: 1;
    }

    .contact-wrapper {
        flex-direction: row;
        gap: 4rem;
    }
    .contact-form, .contact-details {
        flex: 1;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-col.about-col {
        grid-column: 1 / -1;
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .mobile-menu-toggle { display: none; }
    .main-nav {
        display: block;
    }
    .main-nav ul {
        display: flex;
        gap: 2rem;
    }
    .main-nav a {
        position: relative;
        padding: 0.5rem 0;
        color: var(--color-text);
        font-weight: 600;
    }
    .main-nav a::after {
        content: '';
        position: absolute;
        bottom: 0;
        right: 0;
        width: 0;
        height: 2px;
        background-color: var(--color-primary);
        transition: width var(--transition-speed) ease-out;
    }
    .main-nav a:hover::after {
        width: 100%;
    }

    .hero-section { text-align: right; }
    .hero-cta { justify-content: flex-start; }
    .usp-list { margin-right: 0; }

    .process-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0; /* Remove gap for connecting lines */
    }
    .process-card {
        border-radius: 0;
        border-left: none;
    }
    .process-card:first-child { border-radius: 0 var(--border-radius) var(--border-radius) 0; }
    .process-card:last-child { border-radius: var(--border-radius) 0 0 var(--border-radius); border-left: 1px solid #e0e0e0; }
    .process-card:not(:last-child) {
        border-right: 1px dashed var(--color-secondary);
    }
    .process-card:not(:first-child) {
        border-right: 1px solid #e0e0e0;
    }
    .services-grid { grid-template-columns: repeat(4, 1fr); }
    .testimonials-grid { grid-template-columns: repeat(3, 1fr); max-width: none; }
    
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }
    .footer-col.about-col {
        grid-column: auto;
    }
    .footer-bottom {
        display: flex;
        justify-content: space-between;
    }
}