/* Voxtr Theme Manager - Mobile-First Responsive Styles */

/* ==========================================================================
   CSS Variables & Base
   ========================================================================== */

:root {
    /* Spacing Scale */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    
    /* Touch Targets */
    --touch-target: 44px;
    --touch-target-lg: 48px;
    
    /* Breakpoints */
    --mobile: 320px;
    --tablet: 768px;
    --desktop: 1024px;
    --wide: 1400px;
    
    /* Colors */
    --color-primary: #0A0B0E;
    --color-white: #FFFFFF;
    --color-gray-50: #F8F9FA;
    --color-gray-200: #E7E9EC;
    --color-gray-300: #D1D5DB;
    --color-gray-500: #6B7280;
    --color-gray-800: #1F2937;
    --color-accent: #00D9FF;
    --color-accent-dark: #00B8E6;
    
    /* Typography */
    --font-mono: 'JetBrains Mono', monospace;
    --font-sans: 'Inter', sans-serif;
}

/* ==========================================================================
   Header Styles - Mobile First
   ========================================================================== */

.voxtr-header {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--color-gray-300);
    position: relative;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.voxtr-header-container {
    max-width: var(--wide);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.voxtr-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: var(--touch-target-lg);
    padding: var(--space-sm) 0;
}

/* Logo Styles */
.voxtr-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
    min-height: var(--touch-target);
}

.voxtr-logo-img {
    height: 28px;
    width: auto;
    max-width: 100px;
    object-fit: contain;
    display: block;
}

/* Desktop Navigation - Hidden on Mobile */
.voxtr-nav-links {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
}

.voxtr-nav-link {
    text-decoration: none;
    color: var(--color-gray-500);
    font-weight: 500;
    font-size: 14px;
    transition: color 0.2s ease;
    position: relative;
    min-height: var(--touch-target);
    display: flex;
    align-items: center;
    padding: 0 var(--space-sm);
}

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

.voxtr-nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width 0.3s ease;
}

.voxtr-nav-link:hover::after,
.voxtr-nav-link.active::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.voxtr-mobile-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: none;
    border: none;
    cursor: pointer;
    width: var(--touch-target);
    height: var(--touch-target);
    padding: var(--space-sm);
    border-radius: 6px;
    transition: background-color 0.2s ease;
}

.voxtr-mobile-toggle:hover {
    background-color: var(--color-gray-50);
}

.voxtr-mobile-toggle:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.voxtr-hamburger-line {
    width: 20px;
    height: 2px;
    background: var(--color-gray-500);
    margin: 2px 0;
    transition: all 0.3s ease;
    border-radius: 1px;
}

.voxtr-mobile-toggle.active .voxtr-hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.voxtr-mobile-toggle.active .voxtr-hamburger-line:nth-child(2) {
    opacity: 0;
}

.voxtr-mobile-toggle.active .voxtr-hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu */
.voxtr-mobile-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-300);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.voxtr-mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.voxtr-mobile-menu-content {
    padding: var(--space-md);
}

.voxtr-mobile-nav-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.voxtr-mobile-nav-links li {
    list-style: none;
    margin: 0;
    padding: 0;
}

.voxtr-mobile-nav-link {
    text-decoration: none;
    color: var(--color-gray-500);
    font-weight: 500;
    font-size: 14px;
    min-height: var(--touch-target-lg);
    display: block;
    padding: 12px 16px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.voxtr-mobile-nav-link:hover,
.voxtr-mobile-nav-link.active {
    color: var(--color-primary);
    background-color: var(--color-gray-50);
}

/* Remove any underline effects from mobile navigation */
.voxtr-mobile-nav-link::after {
    display: none;
}

/* ==========================================================================
   Footer Styles - Mobile First
   ========================================================================== */

.voxtr-footer {
    background: var(--color-gray-50);
    border-top: 1px solid var(--color-gray-300);
    margin-top: var(--space-3xl);
}

.voxtr-footer-container {
    max-width: var(--wide);
    margin: 0 auto;
    padding: var(--space-xl) var(--space-md);
}

.voxtr-footer-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
}

/* Brand Section */
.voxtr-footer-brand {
    order: 1;
}

.voxtr-footer-logo-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    align-items: center;
}

.voxtr-footer-logo-link {
    text-decoration: none;
    display: inline-block;
    line-height: 0;
}

.voxtr-footer-logo-img {
    height: 24px !important;
    width: auto !important;
    max-width: 36px !important;
    object-fit: contain !important;
    display: block !important;
}

.voxtr-footer-tagline {
    font-size: 12px;
    color: var(--color-gray-500);
    margin: 0;
}

/* Navigation Section */
.voxtr-footer-nav {
    order: 2;
}

.voxtr-footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
}

.voxtr-footer-link {
    color: var(--color-gray-500);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    min-height: var(--touch-target);
    display: flex;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    border-radius: 6px;
    transition: all 0.2s ease;
}

.voxtr-footer-link:hover {
    color: var(--color-accent-dark);
    background-color: rgba(0, 217, 255, 0.1);
}

.voxtr-footer-link:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Copyright Section */
.voxtr-footer-copyright {
    order: 3;
}

.voxtr-copyright-text {
    font-size: 12px;
    color: var(--color-gray-500);
    margin: 0;
    line-height: 1.5;
}

/* ==========================================================================
   Responsive Design - Progressive Enhancement
   ========================================================================== */

/* Small Mobile (320px+) - Base styles already mobile-first */
@media (min-width: 375px) {
    .voxtr-logo-img {
        height: 32px;
        max-width: 110px;
    }
    
    .voxtr-footer-logo-img {
        height: 28px !important;
        max-width: 42px !important;
    }
    
    .voxtr-footer-container {
        padding: var(--space-2xl) var(--space-md);
    }
}

/* Large Mobile (480px+) */
@media (min-width: 480px) {
    .voxtr-logo-img {
        height: 36px;
        max-width: 120px;
    }
    
    .voxtr-footer-logo-img {
        height: 32px !important;
        max-width: 48px !important;
    }
    
    .voxtr-footer-links {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--space-lg);
    }
}

/* Tablet (768px+) */
@media (min-width: 768px) {
    .voxtr-header-container {
        padding: 0 var(--space-xl);
    }
    
    .voxtr-logo-img {
        height: 40px;
        max-width: 140px;
    }
    
    .voxtr-footer-logo-img {
        height: 36px !important;
        max-width: 54px !important;
    }
    
    .voxtr-mobile-toggle {
        display: none;
    }
    
    .voxtr-nav-links {
        display: flex;
        gap: var(--space-xl);
    }
    
    .voxtr-mobile-menu {
        display: none;
    }
    
    /* Footer tablet layout */
    .voxtr-footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        text-align: left;
    }
    
    .voxtr-footer-brand {
        order: 1;
        flex: 0 0 auto;
    }
    
    .voxtr-footer-nav {
        order: 2;
        flex: 1;
    }
    
    .voxtr-footer-links {
        justify-content: center;
        gap: var(--space-lg);
    }
    
    .voxtr-footer-copyright {
        order: 3;
        flex: 0 0 auto;
        text-align: right;
    }
    
    .voxtr-footer-logo-wrapper {
        align-items: flex-start;
    }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    .voxtr-nav {
        padding: var(--space-md) 0;
    }
    
    .voxtr-logo-img {
        height: 44px;
        max-width: 160px;
    }
    
    .voxtr-footer-logo-img {
        height: 40px !important;
        max-width: 60px !important;
    }
    
    .voxtr-nav-links {
        gap: var(--space-2xl);
    }
    
    .voxtr-footer-container {
        padding: var(--space-2xl) var(--space-xl);
    }
    
    .voxtr-footer-links {
        gap: var(--space-xl);
    }
}

/* Wide Desktop (1280px+) */
@media (min-width: 1280px) {
    .voxtr-header-container,
    .voxtr-footer-container {
        padding-left: var(--space-2xl);
        padding-right: var(--space-2xl);
    }
}

/* Ultra Wide (1400px+) */
@media (min-width: 1400px) {
    .voxtr-nav-links {
        gap: 48px;
    }
}

/* Accessibility & Interaction States */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

@media (hover: hover) and (pointer: fine) {
    .voxtr-nav-link:hover::after {
        width: 100%;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .voxtr-header {
        border-bottom-width: 2px;
    }
    
    .voxtr-footer {
        border-top-width: 2px;
    }
    
    .voxtr-nav-link:focus-visible,
    .voxtr-footer-link:focus-visible {
        outline-width: 3px;
    }
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.voxtr-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.voxtr-no-scroll {
    overflow: hidden;
}

/* ==========================================================================
   Debug Styles (for troubleshooting)
   ========================================================================== */

.voxtr-debug {
    background: #FFF3CD;
    border: 1px solid #FFEAA7;
    color: #856404;
    padding: var(--space-md);
    margin: var(--space-sm) 0;
    border-radius: 6px;
    font-size: 14px;
}

.voxtr-error {
    background: #F8D7DA;
    border: 1px solid #F5C6CB;
    color: #721C24;
    padding: var(--space-md);
    margin: var(--space-sm) 0;
    border-radius: 6px;
    font-size: 14px;
}