/* ===================================
   Nashra App Website - Global Styles
   Theme: News Aggregator & Summarizer
   Primary Color: #FF3B5C (Nashra Red)
   =================================== */

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

:root {
    /* Brand Colors */
    --primary-color: #FF3B5C;
    --primary-dark: #E6335A;
    --primary-light: #FF6B88;
    --secondary-color: #FF8FA3;
    --accent-color: #FFE5EA;

    /* Gradients */
    --gradient-hero: linear-gradient(135deg, #FF3B5C 0%, #FF6B88 50%, #C850C0 100%);
    --gradient-card: linear-gradient(135deg, #FF3B5C 0%, #FF5C7C 100%);
    --gradient-dark: linear-gradient(135deg, #2D2D2D 0%, #1A1A1A 100%);

    /* Text Colors */
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    --text-white: #FFFFFF;

    /* Background Colors */
    --bg-white: #FFFFFF;
    --bg-light: #F5F5F5;
    --bg-dark: #2D2D2D;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-primary: 0 4px 20px rgba(255, 59, 92, 0.3);

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;   /* 12px */
    --font-size-sm: 0.875rem;  /* 14px */
    --font-size-base: 1rem;    /* 16px */
    --font-size-lg: 1.125rem;  /* 18px */
    --font-size-xl: 1.25rem;   /* 20px */
    --font-size-2xl: 1.5rem;   /* 24px */
    --font-size-3xl: 2rem;     /* 32px */
    --font-size-4xl: 2.5rem;   /* 40px */
    --font-size-5xl: 3rem;     /* 48px */

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
}

/* Typography */
body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-card);
    color: var(--text-white);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(255, 59, 92, 0.4);
    text-decoration: none;
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--text-white);
    text-decoration: none;
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-narrow {
    max-width: 900px;
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Flex Utilities */
.flex {
    display: flex;
}

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

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flex-col {
    flex-direction: column;
}

/* Cards */
.card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-gradient {
    background: var(--gradient-card);
    color: var(--text-white);
}

/* Sections */
section {
    padding: var(--spacing-xxl) 0;
}

.section-hero {
    background: var(--gradient-hero);
    color: var(--text-white);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.section-dark {
    background: var(--gradient-dark);
    color: var(--text-white);
}

/* Logo Styles */
.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.logo-img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.logo-text {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: -0.5px;
}

/* Feature Icons */
.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    background: var(--gradient-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-primary);
}

/* App Store Badges */
.app-badges {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
    flex-wrap: wrap;
}

.app-badge {
    display: inline-block;
    transition: transform var(--transition-base);
}

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

.app-badge img {
    height: 56px;
    width: auto;
}

/* Screenshots */
.screenshots-container {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    align-items: center;
    margin: var(--spacing-xl) 0;
    overflow-x: auto;
    padding: var(--spacing-md) 0;
}

.screenshot-wrapper {
    flex-shrink: 0;
    width: 280px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    transition: transform var(--transition-base);
}

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

.screenshot-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

/* Footer */
footer {
    background: var(--gradient-dark);
    color: var(--text-white);
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.footer-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-white);
    font-weight: 500;
    transition: color var(--transition-base);
}

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

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-up {
    animation: slideUp 0.8s ease-out;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.py-sm { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-md { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-lg { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.py-xl { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }

/* Responsive Design */
@media (max-width: 1024px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
    }

    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
        --spacing-xxl: 48px;
        --spacing-xl: 32px;
    }

    .grid-4,
    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .logo-img {
        width: 60px;
        height: 60px;
    }

    .logo-text {
        font-size: var(--font-size-3xl);
    }

    .app-badges {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .screenshots-container {
        gap: var(--spacing-sm);
    }

    .screenshot-wrapper {
        width: 220px;
    }

    .footer-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-5xl: 1.75rem;
        --font-size-4xl: 1.5rem;
        --spacing-xxl: 32px;
        --spacing-xl: 24px;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .btn-large {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-base);
    }
}

/* Print Styles */
@media print {
    .section-hero,
    footer {
        display: none;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}