/*
Theme Name: Calculator Pro Theme
Theme URI: https://example.com/calculator-pro
Author: Your Name
Author URI: https://example.com
Description: A modern, minimal calculator theme with 7 built-in calculators. Fully compatible with Elementor. Features Basic, Scientific, Percentage, Fraction, Ratio, Square Root/Power, and Age calculators.
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: calculator-pro
Tags: calculator, elementor, modern, minimal, tools
*/

:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --error-color: #ef4444;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-light);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.site-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

/* Calculator Container - Modern 2025 Design */
.calculator-wrapper {
    max-width: 600px;
    margin: 2rem auto;
    padding: 2.5rem;
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.calculator-wrapper:hover {
    transform: translateY(-2px);
    box-shadow: 0 25px 35px -5px rgba(0, 0, 0, 0.15);
}

.calculator-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Input Styling */
.calc-input-group {
    margin-bottom: 1.25rem;
}

.calc-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.calc-input, .calc-select {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-white);
    color: var(--text-primary);
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.calc-input:focus, .calc-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.calc-input:hover, .calc-select:hover {
    border-color: var(--primary-hover);
}

/* Button Styling */
.calc-button {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    width: 100%;
    margin-top: 1rem;
}

.calc-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-hover), var(--secondary-color));
}

.calc-button:active {
    transform: translateY(0);
}

/* Result Display */
.calc-result {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(139, 92, 246, 0.05));
    border-radius: var(--radius-lg);
    border: 2px solid var(--primary-color);
    text-align: center;
}

.calc-result-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.calc-result-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: 'Inter', monospace;
}

/* Calculator Display (for Basic & Scientific) */
.calc-display {
    width: 100%;
    padding: 1.5rem;
    font-size: 2rem;
    font-weight: 600;
    text-align: right;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-light);
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    font-family: 'Inter', monospace;
    min-height: 80px;
    word-wrap: break-word;
}

/* Calculator Grid */
.calc-grid {
    display: grid;
    gap: 0.75rem;
    margin-top: 1rem;
}

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

.calc-grid-5 {
    grid-template-columns: repeat(5, 1fr);
}

.calc-btn {
    padding: 1.25rem;
    font-size: 1.125rem;
    font-weight: 600;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-white);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.calc-btn:hover {
    background-color: var(--bg-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.calc-btn:active {
    transform: translateY(0);
}

.calc-btn.operator {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border-color: var(--primary-color);
}

.calc-btn.operator:hover {
    background: linear-gradient(135deg, var(--primary-hover), var(--secondary-color));
}

.calc-btn.equals {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
    border-color: var(--success-color);
    grid-column: span 2;
}

.calc-btn.equals:hover {
    background: linear-gradient(135deg, #059669, #047857);
}

.calc-btn.clear {
    background: linear-gradient(135deg, var(--error-color), #dc2626);
    color: white;
    border-color: var(--error-color);
}

.calc-btn.clear:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
}

.calc-btn.function {
    background-color: var(--bg-light);
    color: var(--secondary-color);
    font-weight: 700;
}

/* Responsive Design */
@media (max-width: 640px) {
    .calculator-wrapper {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .calculator-title {
        font-size: 1.5rem;
    }
    
    .calc-display {
        font-size: 1.5rem;
        padding: 1rem;
    }
    
    .calc-btn {
        padding: 1rem;
        font-size: 1rem;
    }
    
    .calc-result-value {
        font-size: 1.5rem;
    }
}

/* Navigation Menu */
.site-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 1.5rem 0;
    box-shadow: var(--shadow-md);
}

.site-header .site-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.site-title a {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2rem;
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    background: rgba(255, 255, 255, 0.2);
}

.nav-menu .current-menu-item a,
.nav-menu .current_page_item a {
    background: rgba(255, 255, 255, 0.3);
}

/* Site Footer */
.site-footer {
    background: var(--bg-white);
    padding: 2rem 0;
    margin-top: 4rem;
    border-top: 2px solid var(--border-color);
    text-align: center;
}

/* Entry Content */
.entry-content {
    line-height: 1.8;
}

.entry-content h2,
.entry-content h3,
.entry-content h4 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.entry-content p {
    margin-bottom: 1rem;
}

.entry-content a {
    color: var(--primary-color);
    text-decoration: underline;
}

.entry-content a:hover {
    color: var(--primary-hover);
}

/* Utility Classes */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }

/* Loading Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.calculator-wrapper {
    animation: fadeIn 0.5s ease;
}

/* Elementor Compatibility */
.elementor-widget-calculator * {
    box-sizing: border-box;
}

.elementor-widget-calculator .calculator-wrapper {
    margin: 0;
}