/* ===================================================================
   SHEENQAAF WEBSITE - PROFESSIONAL SAAS STYLING
   Production-ready CSS for modern, responsive design
   =================================================================== */

/* ===================================================================
   1. CSS VARIABLES (Color Theme, Spacing, Fonts)
   =================================================================== */

:root {
    /* Primary Colors - Blue and White Theme */
    --color-primary: #0066cc;
    --color-primary-dark: #004ca3;
    --color-primary-light: #e6f0ff;
    --color-secondary: #00d4ff;
    --color-white: #ffffff;
    --color-text: #1a1a1a;
    --color-text-light: #666666;
    --color-border: #e0e0e0;
    --color-background: #f9f9f9;
    --color-success: #10b981;
    --color-error: #ef4444;

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

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;

    /* Transitions and Animations */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* ===================================================================
   2. GLOBAL STYLES
   =================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-white);
}

/* Container - Max width constraint for large screens */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Utility Classes */
.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
    text-align: center;
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===================================================================
   3. HEADER AND NAVIGATION
   =================================================================== */

.header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    flex-wrap: wrap;
}

.logo h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-links a {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
}

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

/* Mobile responsive navigation */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav-links {
        gap: var(--spacing-md);
        flex-direction: column;
        text-align: center;
    }
}

/* ===================================================================
   4. HERO SECTION
   =================================================================== */

.hero {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-white));
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.hero-headline {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
}

.hero-subheadline {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    line-height: 1.8;
}

.cta-button {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: var(--font-size-lg);
    transition: var(--transition);
    max-width: fit-content;
    box-shadow: var(--shadow-md);
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.gradient-box {
    width: 100%;
    aspect-ratio: 1;
    max-width: 400px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

.hero-image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    border-radius: 16px;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@media (max-width: 768px) {
    .hero {
        padding: var(--spacing-xl) 0;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .hero-headline {
        font-size: var(--font-size-3xl);
    }

    .hero-subheadline {
        font-size: var(--font-size-base);
    }

    .gradient-box {
        min-height: 300px;
    }
}

/* ===================================================================
   5. ABOUT SECTION
   =================================================================== */

.about {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.benefit-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.benefit-card h3 {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.benefit-card p {
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===================================================================
   6. HOW IT WORKS SECTION
   =================================================================== */

.how-it-works {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.step-card {
    background: var(--color-background);
    padding: var(--spacing-xl);
    border-radius: 12px;
    border: 2px solid var(--color-border);
    transition: var(--transition);
    position: relative;
}

.step-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: var(--spacing-md);
}

.step-card h3 {
    font-size: var(--font-size-xl);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.step-card p {
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===================================================================
   7. FEATURES SECTION
   =================================================================== */

.features {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-background));
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border-left: 4px solid var(--color-primary);
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--color-text-light);
    line-height: 1.8;
    font-size: var(--font-size-base);
}

/* ===================================================================
   8. USE CASES SECTION
   =================================================================== */

.use-cases {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.use-case-card {
    background: var(--color-background);
    padding: var(--spacing-lg);
    border-radius: 12px;
    transition: var(--transition);
}

.use-case-card:hover {
    background-color: var(--color-primary-light);
}

.use-case-card h3 {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.use-case-card p {
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===================================================================
   9. TRUST & COMPLIANCE SECTION
   =================================================================== */

.trust {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, #e6f0ff, #f0f8ff);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.trust-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border-top: 3px solid var(--color-success);
}

.trust-card h3 {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.trust-card p {
    color: var(--color-text-light);
    line-height: 1.8;
    font-size: var(--font-size-base);
}

/* ===================================================================
   10. CONTACT SECTION
   =================================================================== */

.contact {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-xl);
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.info-item h3 {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.info-item a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.info-item a:hover {
    text-decoration: underline;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: 600;
    color: var(--color-text);
    font-size: var(--font-size-base);
}

.form-group input,
.form-group textarea {
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.submit-button {
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: var(--transition);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.contact-note {
    text-align: center;
    color: var(--color-text-light);
    font-size: var(--font-size-base);
    margin-top: var(--spacing-lg);
}

@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
    }

    .contact {
        padding: var(--spacing-xl) 0;
    }
}

/* ===================================================================
   11. POLICY PAGES STYLING
   =================================================================== */

.policy-page {
    padding: var(--spacing-xl) 0 var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.policy-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 2px solid var(--color-border);
}

.policy-header h1 {
    font-size: var(--font-size-4xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.last-updated {
    color: var(--color-text-light);
    font-style: italic;
    font-size: var(--font-size-base);
}

.policy-content {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.policy-section {
    margin-bottom: var(--spacing-xl);
}

.policy-section h2 {
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.policy-section h3 {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.policy-section ul,
.policy-section ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.policy-section li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.policy-section p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    text-align: justify;
}

.contact-details {
    background: var(--color-background);
    padding: var(--spacing-lg);
    border-radius: 8px;
    margin: var(--spacing-md) 0;
}

.contact-details p {
    margin-bottom: var(--spacing-sm);
}

.policy-conclusion {
    background: linear-gradient(135deg, var(--color-primary-light), #f0f8ff);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border-left: 4px solid var(--color-primary);
}

.back-to-home {
    text-align: center;
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.back-link {
    display: inline-block;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
}

.back-link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* ===================================================================
   12. FOOTER
   =================================================================== */

.footer {
    background-color: var(--color-text);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg) 0;
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-base);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-base);
}

/* ===================================================================
   13. RESPONSIVE DESIGN - MOBILE OPTIMIZATIONS
   =================================================================== */

@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .section-description {
        font-size: var(--font-size-base);
    }

    /* Adjust grid layouts for tablets */
    .benefits-grid,
    .steps-grid,
    .features-grid,
    .use-cases-grid,
    .trust-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .policy-section ul,
    .policy-section ol {
        margin-left: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero-headline {
        font-size: var(--font-size-2xl);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .cta-button {
        padding: var(--spacing-md);
        font-size: var(--font-size-base);
        width: 100%;
        text-align: center;
    }

    .policy-header h1 {
        font-size: var(--font-size-2xl);
    }

    .policy-section h2 {
        font-size: var(--font-size-xl);
    }

    .hero {
        padding: var(--spacing-lg) 0;
    }

    .about,
    .features,
    .contact {
        padding: var(--spacing-lg) 0;
    }

    .nav-links {
        gap: var(--spacing-sm);
    }
}

/* ===================================================================
   14. ACCESSIBILITY & PRINT STYLES
   =================================================================== */

/* Ensure focus states for keyboard navigation */
button:focus,
a:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .header,
    .footer,
    .back-to-home,
    .contact-form {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    a {
        text-decoration: underline;
    }
}

/* ===================================================================
   15. ANIMATIONS & TRANSITIONS
   =================================================================== */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Fade in animation for sections */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-title {
    animation: fadeIn 0.6s ease-out;
}