/**
 * Brand Alchemy PWA - Mobile Styles
 * Beautiful mobile-first design system
 * 
 * @author Claude Code (Solutions Architect)
 * @date 2025-08-23
 * @version 1.0.0
 */

/* PWA Mobile Variables */
:root {
    /* Mobile-optimized colors */
    --sage-primary: #4a7c59;
    --sage-secondary: #6b8e71;
    --sage-tertiary: #8fa68f;
    --gold-warm: #cd9b2d;
    --cream-warm: #faf8f6;
    --cream-deep: #f2ede5;
    --sage-light: rgba(74, 124, 89, 0.08);
    --sage-medium: rgba(74, 124, 89, 0.15);
    --text-primary: #1a1a1a;
    --text-secondary: #666;
    --text-light: #999;
    
    /* Mobile safe areas */
    --safe-area-top: env(safe-area-inset-top);
    --safe-area-bottom: env(safe-area-inset-bottom);
    --safe-area-left: env(safe-area-inset-left);
    --safe-area-right: env(safe-area-inset-right);
    
    /* Mobile touch targets */
    --touch-target: 44px;
    --mobile-padding: 20px;
}

/* PWA Install Banner */
.pwa-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--sage-primary) 0%, var(--sage-secondary) 100%);
    color: white;
    padding: 15px var(--mobile-padding);
    padding-bottom: calc(15px + var(--safe-area-bottom));
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 -4px 20px rgba(74, 124, 89, 0.3);
    transform: translateY(100%);
    transition: transform 0.3s ease;
    z-index: 1000;
}

.pwa-install-banner.show {
    transform: translateY(0);
}

.pwa-install-content {
    flex: 1;
    margin-right: 15px;
}

.pwa-install-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.pwa-install-subtitle {
    font-size: 0.8rem;
    opacity: 0.9;
    line-height: 1.3;
}

.pwa-install-buttons {
    display: flex;
    gap: 10px;
    align-items: center;
}

.pwa-install-btn,
.pwa-dismiss-btn {
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 2px solid white;
    background: transparent;
    color: white;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pwa-install-btn {
    background: white;
    color: var(--sage-primary);
}

.pwa-install-btn:hover {
    background: var(--cream-warm);
    transform: translateY(-1px);
}

.pwa-dismiss-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Mobile Navigation Enhancement */
@media (max-width: 768px) {
    /* Fix mobile header and navigation */
    header.wrap {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 15px 20px;
        position: relative;
    }
    
    .logo-section {
        font-size: 1.4rem;
        font-weight: 600;
        z-index: 1002;
    }
    
    /* Mobile menu toggle */
    .menu-toggle {
        display: block;
        background: none;
        border: none;
        font-size: 1.5rem;
        cursor: pointer;
        z-index: 1002;
        color: var(--sage-primary);
        padding: 8px;
    }
    
    /* Hide desktop navigation on mobile */
    .nav-menu {
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100vh;
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        padding: 80px 30px 30px;
        transition: left 0.3s ease;
        z-index: 1001;
        box-shadow: 2px 0 20px rgba(74, 124, 89, 0.1);
    }
    
    .nav-menu.open {
        left: 0;
    }
    
    .nav-menu a, .nav-menu .dropdown {
        width: 100%;
        padding: 15px 0;
        border-bottom: 1px solid var(--sage-light);
        font-size: 1.1rem;
        color: var(--sage-primary);
    }
    
    .nav-menu .dropdown-content {
        position: static;
        background: var(--sage-light);
        border-radius: 8px;
        margin-top: 10px;
        padding: 10px 0;
        display: none;
    }
    
    .nav-menu .dropdown:hover .dropdown-content,
    .nav-menu .dropdown:focus-within .dropdown-content {
        display: block;
    }
    
    .nav-menu .dropdown-content a {
        padding: 8px 15px;
        border: none;
        font-size: 1rem;
    }
    
    /* Enhanced touch targets */
    a, button, .nav-button, .cta-button {
        min-height: var(--touch-target);
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Improved spacing */
    .container, .chapter-container, .dashboard-container {
        padding-left: var(--mobile-padding);
        padding-right: var(--mobile-padding);
    }
    
    /* Hero section mobile optimization */
    .hero {
        min-height: 60vh;
        padding: 20px;
    }
    
    .hero-inner {
        padding: 20px;
        max-width: 100%;
    }
    
    .wi-line {
        font-size: 28px;
        line-height: 1.2;
    }
    
    /* Reading experience optimization */
    .chapter-content {
        font-size: 1.1rem;
        line-height: 1.7;
        word-spacing: 0.05em;
        max-width: 100%;
        padding: 0 5px;
    }
    
    /* Mobile-friendly forms */
    input, textarea, select {
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 12px 16px;
        border-radius: 8px;
        width: 100%;
        box-sizing: border-box;
    }
    
    /* Thumb-friendly buttons */
    .option-button, .upsell-btn, .quick-action {
        padding: 14px 24px;
        font-size: 1rem;
        margin: 8px 0;
        width: 100%;
        text-align: center;
    }
    
    /* Mobile card improvements */
    .card {
        padding: 20px;
        margin: 10px 0;
        border-radius: 12px;
    }
    
    /* Mobile grid improvements */
    .cols, .grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    /* Mobile typography improvements */
    h1 {
        font-size: 2rem;
        line-height: 1.2;
        margin-bottom: 1rem;
    }
    
    h2 {
        font-size: 1.6rem;
        line-height: 1.3;
        margin: 1.5rem 0 1rem;
    }
    
    h3 {
        font-size: 1.3rem;
        line-height: 1.4;
        margin: 1.2rem 0 0.8rem;
    }
    
    /* Mobile footer improvements */
    footer {
        padding: 30px 20px;
        text-align: center;
    }
    
    .footer-nav {
        display: flex;
        flex-direction: column;
        gap: 15px;
    }
}

/* PWA Standalone Mode Styles */
@media (display-mode: standalone) {
    /* Add top padding for status bar */
    body {
        padding-top: var(--safe-area-top);
    }
    
    /* App-like header */
    .pwa-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: calc(60px + var(--safe-area-top));
        background: linear-gradient(135deg, var(--cream-warm) 0%, var(--cream-deep) 100%);
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: var(--safe-area-top) var(--mobile-padding) 0;
        box-shadow: 0 2px 10px rgba(74, 124, 89, 0.1);
        z-index: 100;
    }
    
    .pwa-header-title {
        font-family: 'Bodoni Moda', serif;
        font-style: italic;
        font-size: 1.3rem;
        color: var(--sage-primary);
    }
    
    .pwa-header-actions {
        display: flex;
        gap: 15px;
    }
    
    .pwa-header-btn {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: var(--sage-light);
        border: none;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--sage-primary);
        font-size: 1.2rem;
        cursor: pointer;
        transition: all 0.2s ease;
    }
    
    .pwa-header-btn:hover {
        background: var(--sage-medium);
        transform: scale(1.05);
    }
    
    /* Adjust content for fixed header */
    .container, .chapter-container, .dashboard-container {
        padding-top: calc(80px + var(--safe-area-top));
    }
    
    /* Bottom tab navigation for app mode */
    .pwa-bottom-nav {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: calc(60px + var(--safe-area-bottom));
        background: white;
        display: flex;
        align-items: center;
        justify-content: space-around;
        padding-bottom: var(--safe-area-bottom);
        box-shadow: 0 -2px 10px rgba(74, 124, 89, 0.1);
        z-index: 100;
    }
    
    .pwa-tab {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        color: var(--text-light);
        text-decoration: none;
        padding: 8px;
        border-radius: 12px;
        transition: all 0.2s ease;
        font-size: 0.7rem;
        font-weight: 500;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
    
    .pwa-tab.active {
        color: var(--sage-primary);
        background: var(--sage-light);
    }
    
    .pwa-tab-icon {
        font-size: 1.2rem;
        margin-bottom: 4px;
    }
    
    /* Add bottom padding to content for tab bar */
    body {
        padding-bottom: calc(80px + var(--safe-area-bottom));
    }
}

/* Offline Indicator */
.pwa-offline-indicator {
    position: fixed;
    top: var(--safe-area-top);
    left: 50%;
    transform: translateX(-50%);
    background: #ff6b6b;
    color: white;
    padding: 8px 16px;
    border-radius: 0 0 20px 20px;
    font-size: 0.8rem;
    font-weight: 600;
    display: none;
    z-index: 1001;
    animation: slideDown 0.3s ease;
}

.pwa-offline-indicator.show {
    display: block;
}

.pwa-offline-indicator.online {
    background: var(--sage-primary);
    animation: slideDown 0.3s ease, fadeOut 2s ease 1s forwards;
}

@keyframes slideDown {
    from { transform: translateX(-50%) translateY(-100%); }
    to { transform: translateX(-50%) translateY(0); }
}

@keyframes fadeOut {
    to { opacity: 0; transform: translateX(-50%) translateY(-100%); }
}

/* Enhanced Reading Mode */
.pwa-reading-mode {
    background: var(--cream-warm);
    min-height: 100vh;
}

.pwa-reading-mode .chapter-content {
    max-width: 100%;
    padding: 0;
    font-size: 1.125rem;
    line-height: 1.8;
}

.pwa-reading-mode h1, 
.pwa-reading-mode h2, 
.pwa-reading-mode h3 {
    color: var(--sage-primary);
    margin: 1.5em 0 1em 0;
}

/* Swipe Gestures for Navigation */
.pwa-swipe-area {
    position: relative;
    touch-action: pan-x;
}

.pwa-swipe-indicator {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: var(--sage-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 10;
}

.pwa-swipe-indicator.left {
    left: 20px;
}

.pwa-swipe-indicator.right {
    right: 20px;
}

.pwa-swipe-indicator.show {
    opacity: 0.8;
}

/* Loading States */
.pwa-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    flex-direction: column;
    color: var(--text-secondary);
}

.pwa-loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--sage-light);
    border-top: 3px solid var(--sage-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.pwa-loading-text {
    font-size: 0.9rem;
    font-weight: 500;
}

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

@media (prefers-color-scheme: dark) {
    :root {
        --cream-warm: #1a1a1a;
        --cream-deep: #2c2c2c;
        --text-primary: #faf8f6;
        --text-secondary: #ccc;
        --text-light: #999;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --sage-primary: #2d5a3d;
        --sage-secondary: #2d5a3d;
        --text-primary: #000;
        --text-secondary: #333;
    }
}

/* Mobile-specific improvements for chapter reading */
@media (max-width: 768px) {
    .chapter-title {
        font-size: 1.8rem;
        text-align: center;
        padding: 20px 0;
        border-bottom: 2px solid var(--sage-light);
        margin-bottom: 30px;
    }
    
    .chapter-nav {
        position: sticky;
        bottom: 20px;
        background: white;
        padding: 15px;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(74, 124, 89, 0.15);
        display: flex;
        gap: 10px;
        margin: 30px 0 60px;
    }
    
    .chapter-nav button {
        flex: 1;
        padding: 12px;
        border-radius: 8px;
        border: 1px solid var(--sage-primary);
        background: white;
        color: var(--sage-primary);
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
    }
    
    .chapter-nav button:hover,
    .chapter-nav button:focus {
        background: var(--sage-primary);
        color: white;
    }
    
    .chapter-nav button:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }
    
    /* Mobile reading progress indicator */
    .reading-progress {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 3px;
        background: var(--sage-light);
        z-index: 100;
    }
    
    .reading-progress-bar {
        height: 100%;
        background: linear-gradient(90deg, var(--sage-primary), var(--gold-warm));
        width: 0%;
        transition: width 0.1s ease;
    }
    
    /* Mobile dashboard improvements */
    .dashboard-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
    }
    
    .dashboard-card {
        background: white;
        border-radius: 12px;
        padding: 20px;
        border: 1px solid var(--sage-light);
        box-shadow: 0 2px 10px rgba(74, 124, 89, 0.08);
    }
    
    .progress-ring {
        width: 80px;
        height: 80px;
        margin: 0 auto 15px;
    }
    
    /* Mobile quiz/assessment improvements */
    .quiz-option {
        width: 100%;
        padding: 15px;
        margin: 10px 0;
        border: 2px solid var(--sage-light);
        border-radius: 10px;
        background: white;
        font-size: 1rem;
        cursor: pointer;
        transition: all 0.2s ease;
        text-align: left;
    }
    
    .quiz-option:hover,
    .quiz-option:focus {
        border-color: var(--sage-primary);
        background: var(--sage-light);
    }
    
    .quiz-option.selected {
        border-color: var(--sage-primary);
        background: var(--sage-primary);
        color: white;
    }
    
    /* Mobile CTA improvements */
    .mobile-cta {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: white;
        padding: 15px 20px;
        padding-bottom: calc(15px + var(--safe-area-bottom));
        border-top: 1px solid var(--sage-light);
        box-shadow: 0 -2px 10px rgba(74, 124, 89, 0.1);
        z-index: 100;
    }
    
    .mobile-cta button {
        width: 100%;
        padding: 15px;
        background: linear-gradient(135deg, var(--sage-primary), var(--sage-secondary));
        color: white;
        border: none;
        border-radius: 8px;
        font-size: 1.1rem;
        font-weight: 600;
        cursor: pointer;
        transition: transform 0.2s ease;
    }
    
    .mobile-cta button:hover {
        transform: translateY(-1px);
    }
}