/* Modern Landing Page for ARANI - Retail Customer Analytics */

/* ========================================
   VARIABLES & RESETS - 2025 Modern Design
   ======================================== */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #a5b4fc;
    --secondary: #14b8a6;
    --secondary-dark: #0d9488;
    --accent: #f59e0b;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-light: #94a3b8;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.16);
    --shadow-colored: 0 8px 24px rgba(99, 102, 241, 0.15);
    --radius-sm: 0.5rem;
    --radius: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Cairo', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background: var(--bg-primary);
    overflow-x: hidden;
}

/* RTL/LTR Support */
[dir="rtl"] body {
    font-family: 'Cairo', sans-serif;
}

[dir="ltr"] body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.logo-icon {
    font-size: 2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

.lang-toggle {
    background: var(--bg-tertiary);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-nav-primary {
    background: var(--primary);
    color: white;
    padding: 0.625rem 1.5rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.btn-nav-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    margin-top: 80px;
    padding: 5rem 2rem;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 50%, #f8fafc 100%);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    min-height: calc(100vh - 80px);
    position: relative;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #667eea15 0%, #764ba215 100%);
    border: 1px solid var(--primary-light);
    padding: 0.625rem 1.25rem;
    border-radius: 9999px;
    color: var(--primary-dark);
    font-weight: 600;
    font-size: 0.875rem;
    width: fit-content;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-primary);
    background: linear-gradient(135deg, #1f2937 0%, #4f46e5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary);
    margin: 1rem 0;
}

.tagline-item {
    padding: 0.5rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: 9999px;
    box-shadow: var(--shadow-colored);
    transition: all 0.3s ease;
}

.tagline-item:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.3);
}

.tagline-separator {
    color: var(--primary-light);
    font-weight: 800;
    font-size: 2rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-colored);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary > * {
    position: relative;
    z-index: 1;
}

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

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

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 1rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 600;
}

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

.visual-card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-colored);
    overflow: hidden;
    width: 100%;
    max-width: 660px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    transition: all 0.4s ease;
}

.visual-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 32px 64px rgba(99, 102, 241, 0.2);
}

.demo-image {
    width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   HOW TO CONNECT SECTION
   ======================================== */
.howto {
    padding: 6rem 2rem;
    background: linear-gradient(to bottom, #ffffff 0%, #f9fafb 100%);
    max-width: 1280px;
    margin: 0 auto;
}

.steps-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.step-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: var(--radius-xl);
    border: 2px solid var(--border);
    text-align: center;
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    position: relative;
    transition: all 0.3s ease;
}

.step-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.step-number {
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg);
}

.step-icon {
    font-size: 3.5rem;
    margin: 1.5rem 0 1rem;
}

.step-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.download-link {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.65rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-colored);
}

.download-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}

.step-arrow {
    font-size: 2.5rem;
    color: var(--primary);
    font-weight: 800;
}

[dir="rtl"] .step-arrow {
    transform: rotate(180deg);
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.features {
    padding: 6rem 2rem;
    background: var(--bg-primary);
    max-width: 1280px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

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

/* ========================================
   BENEFITS SECTION
   ======================================== */
.benefits {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, #667eea10 0%, #764ba210 100%);
    max-width: 1280px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.benefit-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

.benefit-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

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

/* ========================================
   CTA SECTION
   ======================================== */
.cta {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    text-align: center;
    margin: 4rem 2rem;
    border-radius: var(--radius-xl);
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 3rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
}

.cta p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.cta .btn-primary {
    background: white;
    color: var(--primary);
}

.cta .btn-primary:hover {
    background: var(--bg-secondary);
    transform: translateY(-4px);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 2rem 1.5rem;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    max-width: 1280px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Tablets (768px - 1024px) */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 4rem 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-visual {
        order: -1;
    }

    .visual-card {
        max-width: 480px;
    }

    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }

    .section-title {
        font-size: 2rem;
    }

    .cta h2 {
        font-size: 2rem;
    }
}

/* Mobile Phones (max 767px) */
@media (max-width: 767px) {
    .nav-container {
        padding: 1rem;
    }

    .nav-links {
        gap: 0.75rem;
    }

    .nav-link {
        display: none;
    }

    .logo-text {
        font-size: 1.25rem;
    }

    .lang-toggle {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }

    .btn-nav-primary {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }

    .hero {
        padding: 3rem 1rem;
        gap: 2rem;
        margin-top: 70px;
        min-height: auto;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-tagline {
        font-size: 1.25rem;
        gap: 0.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .tagline-item {
        padding: 0.4rem 1rem;
        font-size: 1rem;
    }

    .tagline-separator {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn-lg {
        width: 100%;
        justify-content: center;
        padding: 0.875rem 2rem;
        font-size: 1rem;
    }

    .visual-card {
        max-width: 100%;
    }

    .howto {
        padding: 4rem 1rem;
    }

    .steps-container {
        flex-direction: column;
        gap: 2rem;
    }

    .step-card {
        max-width: 100%;
        width: 100%;
    }

    .step-arrow {
        transform: rotate(90deg);
        font-size: 2rem;
    }

    [dir="rtl"] .step-arrow {
        transform: rotate(90deg);
    }

    .features {
        padding: 4rem 1rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .feature-card h3 {
        font-size: 1.25rem;
    }

    .benefits {
        padding: 4rem 1rem;
        margin: 2rem 1rem;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .benefit-card {
        padding: 2rem;
    }

    .benefit-card h3 {
        font-size: 1.25rem;
    }

    .cta {
        padding: 4rem 1.5rem;
        margin: 2rem 1rem;
    }

    .cta h2 {
        font-size: 1.75rem;
    }

    .cta p {
        font-size: 1rem;
    }

    .footer {
        padding: 2rem 1rem 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Small Mobile (max 480px) */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .cta h2 {
        font-size: 1.5rem;
    }
}

/* Large Screens (1440px+) */
@media (min-width: 1440px) {
    .nav-container,
    .hero,
    .features,
    .benefits,
    .cta,
    .footer-content {
        max-width: 1440px;
    }

    .hero-title {
        font-size: 4rem;
    }

    .section-title {
        font-size: 3rem;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content > * {
    animation: fadeIn 0.8s ease-out forwards;
}

.hero-content > *:nth-child(1) { animation-delay: 0.1s; }
.hero-content > *:nth-child(2) { animation-delay: 0.2s; }
.hero-content > *:nth-child(3) { animation-delay: 0.3s; }
.hero-content > *:nth-child(4) { animation-delay: 0.4s; }
.hero-content > *:nth-child(5) { animation-delay: 0.5s; }

/* ========================================
   ACCESSIBILITY
   ======================================== */
.btn:focus,
.lang-toggle:focus,
.nav-link:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

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