/* Mobile-First Responsive Enhancement CSS */
/* This file ensures all pages and tools are fully mobile-responsive */

/* Base Mobile Styles */
* {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Touch-friendly interactive elements */
button, 
.btn, 
input[type="button"], 
input[type="submit"], 
a.button,
.tool-card,
.nav-link {
    min-height: 44px;
    min-width: 44px;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

/* Prevent horizontal scrolling */
html, body {
    overflow-x: hidden;
    max-width: 100vw;
}

/* Mobile-first responsive images */
img {
    max-width: 100%;
    height: auto;
}

/* Mobile form improvements */
input, textarea, select {
    font-size: 16px; /* Prevents zoom on iOS */
    border-radius: 8px;
    padding: 1rem;
    border: 2px solid #e9ecef;
    width: 100%;
    box-sizing: border-box;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

/* Mobile button improvements */
button, .btn {
    font-size: 16px;
    padding: 1rem 2rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    user-select: none;
}

button:active, .btn:active {
    transform: scale(0.95);
}

/* Mobile navigation improvements */
@media (max-width: 768px) {
    /* Ensure proper mobile header spacing */
    body {
        padding-top: 60px;
    }
    
    /* Mobile-friendly containers */
    .container {
        padding: 1rem;
        max-width: 100%;
    }
    
    /* Mobile typography */
    h1 { font-size: 2rem; line-height: 1.2; }
    h2 { font-size: 1.5rem; line-height: 1.3; }
    h3 { font-size: 1.3rem; line-height: 1.3; }
    h4 { font-size: 1.1rem; line-height: 1.4; }
    
    /* Mobile tool grids */
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        padding: 0;
    }
    
    .tool-card {
        width: 100%;
        height: auto;
        min-height: 120px;
        padding: 1rem;
        text-align: center;
    }
    
    .tool-icon {
        font-size: 2.5rem;
        margin-bottom: 0.5rem;
    }
    
    .tool-card h3 {
        font-size: 0.9rem;
        line-height: 1.2;
        margin: 0;
    }
    
    /* Mobile forms */
    .input-section {
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
        margin-bottom: 2rem;
    }
    
    .input-group {
        width: 100%;
    }
    
    .input-group label {
        display: block;
        font-size: 1rem;
        margin-bottom: 0.5rem;
        font-weight: 600;
    }
    
    /* Mobile results */
    .result-card,
    .result-display {
        width: 100%;
        margin: 1rem 0;
        padding: 1.5rem;
        border-radius: 12px;
        text-align: center;
    }
    
    /* Mobile stats */
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
        margin: 1rem 0;
    }
    
    .stat-card {
        padding: 1rem;
        text-align: center;
        border-radius: 8px;
    }
    
    /* Mobile text areas */
    textarea {
        min-height: 200px;
        resize: vertical;
    }
    
    /* Mobile FAQ */
    .faq-item {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .faq-question {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }
    
    .faq-answer {
        font-size: 1rem;
        line-height: 1.6;
    }
    
    /* Mobile blog */
    .blog-post-card {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    .blog-link {
        font-size: 1.3rem;
        line-height: 1.3;
    }
    
    /* Mobile contact forms */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-methods {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    /* Mobile footer */
    .footer-links {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 2rem;
    }
    
    .footer-meta {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .legal-links {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    .container { 
        padding: 0.5rem; 
    }
    
    h1 { 
        font-size: 1.6rem; 
    }
    
    .tools-grid { 
        gap: 0.8rem; 
    }
    
    .tool-card { 
        min-height: 100px; 
        padding: 0.8rem; 
    }
    
    .tool-icon { 
        font-size: 2rem; 
    }
    
    .tool-card h3 { 
        font-size: 0.8rem; 
    }
    
    .stats-grid { 
        grid-template-columns: 1fr; 
    }
    
    button, .btn {
        font-size: 1rem;
        padding: 0.8rem 1.5rem;
    }
    
    textarea {
        min-height: 150px;
        padding: 0.8rem;
    }
}

/* Large screens - desktop optimization */
@media (min-width: 1024px) {
    .tools-grid { 
        grid-template-columns: repeat(6, 1fr); 
    }
    
    .tool-card { 
        width: 190px; 
        height: 120px; 
    }
    
    .tool-card:hover { 
        background: rgba(255, 255, 255, 0.8); 
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12); 
        transform: translateY(-2px); 
    }
    
    .input-section { 
        flex-direction: row; 
        align-items: end; 
        gap: 2rem; 
    }
    
    .input-group { 
        flex: 1; 
    }
    
    button, .btn { 
        width: auto; 
        min-width: 200px; 
    }
    
    .stats-grid { 
        grid-template-columns: repeat(4, 1fr); 
    }
    
    .footer-links { 
        flex-direction: row; 
        justify-content: center; 
        flex-wrap: wrap; 
    }
    
    .footer-meta { 
        flex-direction: row; 
        justify-content: space-between; 
    }
    
    .legal-links { 
        flex-direction: row; 
    }
    
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-methods {
        grid-template-columns: repeat(4, 1fr);
    }
}

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

/* High contrast mode support */
@media (prefers-contrast: high) {
    button, .btn {
        border: 2px solid currentColor;
    }
    
    .tool-card {
        border: 2px solid currentColor;
    }
}

/* Dark mode mobile improvements */
@media (max-width: 768px) {
    body.dark-mode .nav-menu {
        background: #2c3e50;
    }
    
    body.dark-mode .nav-link {
        border-bottom-color: #34495e;
    }
    
    body.dark-mode input,
    body.dark-mode textarea,
    body.dark-mode select {
        background: #2d2d2d;
        border-color: #404040;
        color: #e9ecef;
    }
}

/* Print styles */
@media print {
    .mobile-menu-toggle,
    .bottom-nav,
    .site-header,
    .site-footer {
        display: none !important;
    }
    
    body {
        padding-top: 0 !important;
        padding-bottom: 0 !important;
    }
    
    .container {
        max-width: none !important;
        padding: 0 !important;
    }
}