/**
 * ClassiPress App Menu - Styles
 * Version: 3.0.0
 * Premium mobile navigation
 */

/* ==========================================================================
   CSS Variables (Design Tokens)
   ========================================================================== */

:root {
    /* Colors - set via inline CSS from settings */
    --cpam-bg: #ffffff;
    --cpam-text: #333333;
    --cpam-active: #ff6200;
    --cpam-center-bg: #ff6200;
    --cpam-center-color: #ffffff;
    
    /* Layout */
    --cpam-bar-height: 56px;
    --cpam-sidebar-width: 280px;
    --cpam-z-top: 9999;
    --cpam-z-sidebar: 10000;
    --cpam-z-overlay: 9998;
    
    /* Spacing */
    --cpam-spacing-xs: 4px;
    --cpam-spacing-sm: 8px;
    --cpam-spacing-md: 16px;
    --cpam-spacing-lg: 24px;
    
    /* Transitions */
    --cpam-transition-fast: 200ms;
    --cpam-transition-base: 300ms;
    --cpam-transition-slow: 400ms;
    --cpam-easing: cubic-bezier(0.4, 0.0, 0.2, 1);
    
    /* Shadows */
    --cpam-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --cpam-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   Base - Hide on desktop (>= 1024px)
   ========================================================================== */

@media (min-width: 1024px) {
    .cpam-wrapper,
    .cpam-overlay {
        display: none !important;
    }
}

/* ==========================================================================
   Layout
   ========================================================================== */

.cpam-wrapper {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.cpam-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 var(--cpam-spacing-md);
    max-width: 100%;
}

/* ==========================================================================
   Top Bar
   ========================================================================== */

.cpam-top-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--cpam-bar-height);
    background: var(--cpam-bg);
    color: var(--cpam-text);
    box-shadow: var(--cpam-shadow);
    z-index: var(--cpam-z-top);
    transition: transform var(--cpam-transition-base) var(--cpam-easing);
}

.cpam-top-bar.cpam-hidden {
    transform: translateY(-100%);
}

/* Brand */
.cpam-brand {
    flex: 1;
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    padding: 0 var(--cpam-spacing-md);
}

.cpam-logo {
    max-height: 40px;
    max-width: 150px;
    vertical-align: middle;
}

.cpam-brand-text {
    color: var(--cpam-text);
}

/* Toggle buttons */
.cpam-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    color: var(--cpam-text);
    cursor: pointer;
    font-size: 20px;
    transition: color var(--cpam-transition-fast) ease;
    -webkit-tap-highlight-color: transparent;
}

.cpam-toggle:hover,
.cpam-toggle:focus {
    color: var(--cpam-active);
    outline: none;
}

.cpam-toggle:active {
    transform: scale(0.95);
}

/* Avatar */
.cpam-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

/* ==========================================================================
   Bottom Bar
   ========================================================================== */

.cpam-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--cpam-bar-height);
    background: var(--cpam-bg);
    color: var(--cpam-text);
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
    z-index: var(--cpam-z-top);
    transition: transform var(--cpam-transition-base) var(--cpam-easing);
    padding-bottom: env(safe-area-inset-bottom, 0);
}

.cpam-bottom-bar.cpam-hidden {
    transform: translateY(100%);
}

.cpam-bottom-bar .cpam-container {
    justify-content: space-around;
    padding: 0;
}

/* Icon buttons */
.cpam-icon-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-width: 44px;
    height: var(--cpam-bar-height);
    color: var(--cpam-text);
    text-decoration: none;
    font-size: 22px;
    transition: color var(--cpam-transition-fast) ease;
    -webkit-tap-highlight-color: transparent;
    position: relative;
}

.cpam-icon-btn:hover,
.cpam-icon-btn:focus {
    color: var(--cpam-active);
    outline: none;
}

.cpam-icon-btn.cpam-active {
    color: var(--cpam-active);
}

.cpam-icon-btn i {
    margin-bottom: var(--cpam-spacing-xs);
}

/* Center button (special) */
.cpam-icon-btn.cpam-center {
    position: relative;
    margin: 0 var(--cpam-spacing-sm);
}

.cpam-icon-btn.cpam-center i {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--cpam-center-bg);
    color: var(--cpam-center-color);
    border-radius: 50%;
    box-shadow: var(--cpam-shadow-lg);
    font-size: 24px;
    margin-bottom: 0;
    position: absolute;
    top: -28px;
    left: 50%;
    transform: translateX(-50%);
    transition: transform var(--cpam-transition-fast) ease,
                box-shadow var(--cpam-transition-fast) ease;
}

.cpam-icon-btn.cpam-center:hover i,
.cpam-icon-btn.cpam-center:focus i {
    transform: translateX(-50%) scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.cpam-icon-btn.cpam-center:active i {
    transform: translateX(-50%) scale(0.95);
}

/* Labels */
.cpam-label {
    font-size: 11px;
    font-weight: 500;
    margin-top: var(--cpam-spacing-xs);
    text-align: center;
}

.cpam-center .cpam-label {
    margin-top: 32px;
}

/* ==========================================================================
   Sidebars
   ========================================================================== */

.cpam-sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    width: var(--cpam-sidebar-width);
    max-width: 85%;
    background: #fff;
    box-shadow: var(--cpam-shadow-lg);
    z-index: var(--cpam-z-sidebar);
    transition: transform var(--cpam-transition-base) var(--cpam-easing);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.cpam-sidebar-left {
    left: 0;
    transform: translateX(-100%);
}

.cpam-sidebar-right {
    right: 0;
    transform: translateX(100%);
}

.cpam-sidebar.cpam-open {
    transform: translateX(0);
}

.cpam-sidebar-inner {
    padding: var(--cpam-spacing-lg);
}

/* Sidebar header */
.cpam-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--cpam-spacing-lg);
    padding-bottom: var(--cpam-spacing-md);
    border-bottom: 2px solid #f0f0f0;
}

.cpam-sidebar-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--cpam-text);
}

.cpam-sidebar-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #f0f0f0;
    border: none;
    border-radius: 50%;
    color: var(--cpam-text);
    font-size: 18px;
    cursor: pointer;
    transition: background var(--cpam-transition-fast) ease;
}

.cpam-sidebar-close:hover {
    background: #e0e0e0;
}

/* Menu */
.cpam-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.cpam-menu li {
    margin-bottom: var(--cpam-spacing-sm);
}

.cpam-menu a {
    display: flex;
    align-items: center;
    padding: var(--cpam-spacing-md);
    color: var(--cpam-text);
    text-decoration: none;
    border-radius: 8px;
    font-size: 16px;
    transition: background var(--cpam-transition-fast) ease;
}

.cpam-menu a:hover {
    background: #f5f5f5;
}

.cpam-menu a i {
    margin-right: var(--cpam-spacing-md);
    font-size: 18px;
    width: 24px;
    text-align: center;
    color: var(--cpam-active);
}

.cpam-menu-hint {
    margin-top: var(--cpam-spacing-lg);
    padding: var(--cpam-spacing-md);
    background: #f0f8ff;
    border-left: 3px solid var(--cpam-active);
    font-size: 14px;
    color: #666;
}

/* User info (right sidebar) */
.cpam-user-info {
    display: flex;
    align-items: center;
    gap: var(--cpam-spacing-md);
    padding: var(--cpam-spacing-lg);
    background: #f5f5f5;
    border-radius: 12px;
    margin-bottom: var(--cpam-spacing-lg);
}

.cpam-user-info img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
}

.cpam-user-details {
    display: flex;
    flex-direction: column;
    gap: var(--cpam-spacing-xs);
}

.cpam-user-details strong {
    font-size: 16px;
    color: var(--cpam-text);
}

.cpam-user-details span {
    font-size: 14px;
    color: #666;
}

/* ==========================================================================
   Overlay
   ========================================================================== */

.cpam-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--cpam-z-overlay);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--cpam-transition-base) var(--cpam-easing),
                visibility var(--cpam-transition-base) var(--cpam-easing);
}

.cpam-overlay.cpam-active {
    opacity: 1;
    visibility: visible;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

/* Small phones */
@media (max-width: 360px) {
    .cpam-label {
        font-size: 10px;
    }
    
    .cpam-sidebar {
        max-width: 90%;
    }
}

/* Large phones and tablets */
@media (min-width: 768px) and (max-width: 1023px) {
    .cpam-sidebar {
        max-width: 400px;
    }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

/* Focus styles */
.cpam-toggle:focus-visible,
.cpam-icon-btn:focus-visible,
.cpam-menu a:focus-visible,
.cpam-sidebar-close:focus-visible {
    outline: 2px solid var(--cpam-active);
    outline-offset: 2px;
}

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

/* High contrast mode */
@media (prefers-contrast: high) {
    .cpam-top-bar,
    .cpam-bottom-bar {
        border: 1px solid currentColor;
    }
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.cpam-hidden {
    display: none !important;
}

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