/*
Theme Name: APYCC Theme
Description: Custom WordPress theme for Asia-Pacific Young Composer Collective
Version: 1.0.0
Author: APYCC Development Team
Text Domain: apycc-theme
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 8.0
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
*/

/* ==========================================================================
   APYCC Theme - Responsive & Accessible WordPress Theme
   ========================================================================== */

/* CSS Reset and Base Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    line-height: 1.6;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: #333333;
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* WCAG 2.1 AA Compliant Color Scheme */
:root {
    /* Primary Colors */
    --color-primary: #2c5aa0;
    --color-primary-light: #4a7bc8;
    --color-primary-dark: #1e3f73;
    
    /* Secondary Colors */
    --color-secondary: #8b5a3c;
    --color-secondary-light: #b8785a;
    --color-secondary-dark: #5d3c28;
    
    /* Neutral Colors */
    --color-text: #333333;
    --color-text-light: #666666;
    --color-text-muted: #888888;
    --color-background: #ffffff;
    --color-background-alt: #f8f9fa;
    --color-border: #e0e0e0;
    
    /* Status Colors */
    --color-success: #28a745;
    --color-warning: #ffc107;
    --color-error: #dc3545;
    --color-info: #17a2b8;
    
    /* Typography */
    --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-family-heading: 'Georgia', 'Times New Roman', serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius: 4px;
    --box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: 600;
    line-height: 1.3;
    margin: 0 0 var(--spacing-md) 0;
    color: var(--color-text);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    margin: 0 0 var(--spacing-md) 0;
}

a {
    color: var(--color-primary);
    text-decoration: underline;
    transition: color var(--transition-fast);
}

a:hover,
a:focus {
    color: var(--color-primary-dark);
    text-decoration: none;
}

/* Focus styles for accessibility */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Skip link for screen readers */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 999999;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    font-weight: 600;
}

.skip-link:focus {
    left: 0;
}

/* Container and Layout */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.site {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-main {
    flex: 1;
}

/* Header Styles */
.site-header {
    background: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.site-branding {
    flex: 1;
}

.site-title {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 700;
}

.site-title a {
    color: var(--color-primary);
    text-decoration: none;
}

.site-title a:hover,
.site-title a:focus {
    color: var(--color-primary-dark);
}

.site-description {
    margin: 0;
    font-size: 0.875rem;
    color: var(--color-text-light);
    font-style: italic;
}

/* Navigation Styles */
.main-navigation {
    display: flex;
    align-items: center;
}

.main-navigation ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
}

.main-navigation li {
    margin: 0 var(--spacing-sm);
}

.main-navigation a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.main-navigation a:hover,
.main-navigation a:focus {
    background: var(--color-primary);
    color: white;
}

/* Mobile Navigation Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
}

.menu-toggle:hover,
.menu-toggle:focus {
    background: var(--color-primary);
    color: white;
}

/* Footer Styles */
.site-footer {
    background: var(--color-background-alt);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-xxl);
}

.site-info {
    text-align: center;
    color: var(--color-text-light);
}

.footer-navigation ul {
    list-style: none;
    margin: var(--spacing-md) 0 0;
    padding: 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.footer-navigation li {
    margin: 0 var(--spacing-md);
}

.footer-navigation a {
    color: var(--color-text-light);
    text-decoration: none;
    font-size: 0.875rem;
}

.footer-navigation a:hover,
.footer-navigation a:focus {
    color: var(--color-primary);
}

/* Content Styles */
.entry-header {
    margin-bottom: var(--spacing-lg);
}

.entry-title {
    color: var(--color-primary);
}

.entry-content {
    line-height: 1.7;
}

.entry-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

/* Responsive Design - Mobile First */
@media (max-width: 768px) {
    :root {
        --spacing-md: 0.75rem;
        --spacing-lg: 1rem;
        --spacing-xl: 1.5rem;
        --spacing-xxl: 2rem;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .site-header .container {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .site-branding {
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: var(--spacing-sm);
    }
    
    .menu-toggle {
        display: block;
    }
    
    .main-navigation {
        width: 100%;
        display: none;
    }
    
    .main-navigation.toggled {
        display: block;
    }
    
    .main-navigation ul {
        flex-direction: column;
        width: 100%;
        background: var(--color-background-alt);
        border: 1px solid var(--color-border);
        border-radius: var(--border-radius);
        padding: var(--spacing-sm);
        margin-top: var(--spacing-sm);
    }
    
    .main-navigation li {
        margin: 0;
        width: 100%;
    }
    
    .main-navigation a {
        width: 100%;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--color-border);
    }
    
    .main-navigation li:last-child a {
        border-bottom: none;
    }
    
    .footer-navigation ul {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-navigation li {
        margin: var(--spacing-xs) 0;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    .site-header .container {
        gap: var(--spacing-lg);
    }
}

@media (min-width: 1025px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

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

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-text: #000000;
        --color-background: #ffffff;
        --color-primary: #0000ff;
        --color-border: #000000;
    }
}

/* Print styles */
@media print {
    .site-header,
    .site-footer,
    .main-navigation {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: #000;
        background: #fff;
    }
    
    a {
        color: #000;
        text-decoration: underline;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
}