/**
 * Amor Cristão Prático - Styles
 * Desenvolvido por B20 Conteúdo Digital
 * https://www.b20.com.br
 */

/* ========================================
   CSS Custom Properties (Design Tokens)
   ======================================== */
:root {
    /* Primary Palette - Warm & Cozy */
    --primary-50: #FFF8F0;
    --primary-100: #FFEDD5;
    --primary-200: #FED7AA;
    --primary-300: #FDBA74;
    --primary-400: #FB923C;
    --primary-500: #F97316;
    --primary-600: #EA580C;
    --primary-700: #C2410C;
    
    /* App Colors (from requirements) */
    --color-primary: #E8F4FD;
    --color-secondary: #D4E7F7;
    --color-accent: #B8D4F0;
    --color-surface: #9CC3E9;
    --color-contrast: #7BB3E2;
    
    /* Warm Accent Colors */
    --warm-orange: #F97316;
    --warm-amber: #F59E0B;
    --warm-yellow: #EAB308;
    --warm-rose: #F43F5E;
    --warm-pink: #EC4899;
    
    /* Neutral Colors */
    --neutral-50: #FAFAF9;
    --neutral-100: #F5F5F4;
    --neutral-200: #E7E5E4;
    --neutral-300: #D6D3D1;
    --neutral-400: #A8A29E;
    --neutral-500: #78716C;
    --neutral-600: #57534E;
    --neutral-700: #44403C;
    --neutral-800: #292524;
    --neutral-900: #1C1917;
    
    /* Semantic Colors */
    --success: #22C55E;
    --success-light: #DCFCE7;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --error: #EF4444;
    --error-light: #FEE2E2;
    --info: #3B82F6;
    --info-light: #DBEAFE;
    
    /* Background & Surface */
    --bg-primary: #FFF8F0;
    --bg-secondary: #FFEDD5;
    --surface-primary: #FFFFFF;
    --surface-secondary: #FFF8F0;
    --surface-elevated: #FFFFFF;
    
    /* Text Colors */
    --text-primary: #292524;
    --text-secondary: #57534E;
    --text-tertiary: #78716C;
    --text-inverse: #FFFFFF;
    
    /* Typography */
    --font-ui: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-content: 'Merriweather', Georgia, serif;
    
    /* Font Sizes (Fluid) */
    --text-xs: clamp(0.75rem, 2vw, 0.75rem);
    --text-sm: clamp(0.813rem, 2.2vw, 0.875rem);
    --text-base: clamp(0.875rem, 2.5vw, 1rem);
    --text-lg: clamp(1rem, 2.8vw, 1.125rem);
    --text-xl: clamp(1.125rem, 3vw, 1.25rem);
    --text-2xl: clamp(1.25rem, 3.5vw, 1.5rem);
    --text-3xl: clamp(1.5rem, 4vw, 1.875rem);
    --text-4xl: clamp(1.875rem, 5vw, 2.25rem);
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-warm: 0 4px 14px rgba(249, 115, 22, 0.15);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-spring: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Z-Index Scale */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-toast: 600;
    --z-tooltip: 700;
    
    /* Layout */
    --header-height: 60px;
    --bottom-nav-height: 65px;
    --max-content-width: 600px;
    --safe-area-top: env(safe-area-inset-top, 0px);
    --safe-area-bottom: env(safe-area-inset-bottom, 0px);
}

/* Dark Mode Variables */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1C1917;
        --bg-secondary: #292524;
        --surface-primary: #292524;
        --surface-secondary: #44403C;
        --surface-elevated: #44403C;
        --text-primary: #FAFAF9;
        --text-secondary: #D6D3D1;
        --text-tertiary: #A8A29E;
    }
}

/* ========================================
   CSS Reset & Base Styles
   ======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-ui);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    padding-top: calc(var(--header-height) + var(--safe-area-top));
    padding-bottom: calc(var(--bottom-nav-height) + var(--safe-area-bottom));
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Remove default button styles */
button {
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

/* Remove default link styles */
a {
    color: inherit;
    text-decoration: none;
}

/* Remove list styles */
ul, ol {
    list-style: none;
}

/* Images */
img, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

/* Form elements */
input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Screen reader only */
.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;
}

/* Hidden utility */
.hidden {
    display: none !important;
}

/* ========================================
   Header Styles
   ======================================== */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    padding-top: var(--safe-area-top);
    background: linear-gradient(135deg, var(--warm-orange) 0%, var(--warm-amber) 100%);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-left: var(--space-4);
    padding-right: var(--space-4);
    z-index: var(--z-fixed);
    box-shadow: var(--shadow-lg);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.logo-icon {
    font-size: 1.75rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.logo-text h1 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-inverse);
    line-height: 1.2;
}

.logo-text .tagline {
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.9);
    font-style: italic;
}

/* Desktop Navigation */
.desktop-nav {
    display: none;
    gap: var(--space-2);
}

.desktop-nav .nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-lg);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: var(--text-sm);
    transition: all var(--transition-base);
}

.desktop-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-inverse);
}

.desktop-nav .nav-link.active {
    background: rgba(255, 255, 255, 0.25);
    color: var(--text-inverse);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.btn-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--text-inverse);
    background: rgba(255, 255, 255, 0.2);
    transition: all var(--transition-base);
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

.btn-icon:active {
    transform: scale(0.95);
}

/* ========================================
   Bottom Navigation (Mobile)
   ======================================== */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    padding-bottom: var(--safe-area-bottom);
    background: var(--surface-primary);
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: var(--z-fixed);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-3);
    color: var(--text-tertiary);
    font-size: var(--text-xs);
    font-weight: 500;
    transition: all var(--transition-base);
    min-width: 60px;
    border-radius: var(--radius-lg);
}

.nav-item i {
    font-size: 1.25rem;
    transition: transform var(--transition-spring);
}

.nav-item.active {
    color: var(--warm-orange);
}

.nav-item.active i {
    transform: scale(1.15);
}

.nav-item:active {
    transform: scale(0.95);
}

/* FAB Style for Center Item */
.nav-item-fab {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--warm-orange) 0%, var(--warm-rose) 100%);
    border-radius: var(--radius-full);
    margin-top: -28px;
    color: var(--text-inverse) !important;
    box-shadow: var(--shadow-warm);
    flex-direction: row;
    padding: 0;
}

.nav-item-fab i {
    font-size: 1.5rem;
}

.nav-item-fab span {
    display: none;
}

.nav-item-fab:active {
    transform: scale(0.9);
}

/* ========================================
   Main Content Area
   ======================================== */
.app-main {
    min-height: calc(100vh - var(--header-height) - var(--bottom-nav-height));
    padding: var(--space-4);
    max-width: var(--max-content-width);
    margin: 0 auto;
}

.section {
    animation: fadeIn var(--transition-slow) ease;
}

.section.hidden {
    display: none;
}

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

.section-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-2);
}

.section-title {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
}

.section-title i {
    color: var(--warm-orange);
}

.section-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-top: var(--space-2);
}

/* ========================================
   Hero Card (Daily Challenge)
   ======================================== */
.hero-card {
    background: linear-gradient(135deg, var(--warm-orange) 0%, var(--warm-amber) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    color: var(--text-inverse);
    box-shadow: var(--shadow-warm);
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(255, 255, 255, 0.2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: var(--space-4);
}

.daily-challenge-content {
    position: relative;
    z-index: 1;
}

.daily-challenge-content h3 {
    font-family: var(--font-content);
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-3);
}

.daily-challenge-content p {
    font-size: var(--text-base);
    opacity: 0.95;
    margin-bottom: var(--space-4);
    line-height: 1.7;
}

.challenge-verse {
    font-family: var(--font-content);
    font-style: italic;
    font-size: var(--text-sm);
    opacity: 0.9;
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
}

.challenge-action-btn {
    width: 100%;
    padding: var(--space-4);
    background: var(--text-inverse);
    color: var(--warm-orange);
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: var(--text-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.challenge-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.challenge-action-btn.completed {
    background: var(--success);
    color: var(--text-inverse);
}

/* ========================================
   Stats Grid
   ======================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}

.stat-card {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    font-size: 1.75rem;
    margin-bottom: var(--space-2);
}

.stat-value {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--warm-orange);
}

.stat-label {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    margin-top: var(--space-1);
}

/* ========================================
   Quick Actions Section
   ======================================== */
.quick-actions-section h2 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
}

.quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
}

.quick-action-card {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-2);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

.quick-action-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--warm-orange);
}

.quick-action-card:active {
    transform: scale(0.98);
}

.quick-action-card.completed {
    background: var(--success-light);
    border-color: var(--success);
}

.quick-action-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-100) 0%, var(--primary-200) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.quick-action-card.completed .quick-action-icon {
    background: var(--success);
}



.quick-action-title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
}

/* ========================================
   Reflection Card
   ======================================== */
.reflection-card {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}

.reflection-card h3 {
    font-size: var(--text-lg);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    color: var(--warm-amber);
}

.reflection-text {
    font-family: var(--font-content);
    font-size: var(--text-base);
    line-height: 1.8;
    color: var(--text-secondary);
    font-style: italic;
    padding: var(--space-4);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--warm-orange);
}

.reflection-actions {
    margin-top: var(--space-4);
    display: flex;
    justify-content: flex-end;
}

/* ========================================
   Filter Tabs
   ======================================== */
.filter-tabs {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    padding-bottom: var(--space-2);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.filter-tabs::-webkit-scrollbar {
    display: none;
}

.filter-tab {
    padding: var(--space-2) var(--space-4);
    background: var(--surface-primary);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

.filter-tab:hover {
    background: var(--bg-secondary);
}

.filter-tab.active {
    background: var(--warm-orange);
    color: var(--text-inverse);
}

/* ========================================
   Challenge Cards
   ======================================== */
.challenges-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.challenge-card {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

.challenge-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--warm-orange);
}

.challenge-card.completed {
    background: var(--success-light);
    border-color: var(--success);
}

.challenge-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-3);
}

.challenge-title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
}

.difficulty-badge {
    display: flex;
    gap: var(--space-1);
}

.difficulty-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--neutral-300);
}

.difficulty-dot.active {
    background: var(--warm-orange);
}

.challenge-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-3);
    line-height: 1.6;
}

.challenge-action {
    font-size: var(--text-sm);
    color: var(--warm-orange);
    font-weight: 500;
    padding: var(--space-3);
    background: var(--primary-100);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-3);
}

.challenge-verse-ref {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    font-style: italic;
}

.challenge-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--neutral-200);
}

.challenge-xp {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--warm-amber);
}

/* ========================================
   Situation Cards
   ======================================== */
.situations-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.situation-card {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.situation-card:hover {
    box-shadow: var(--shadow-md);
}

.situation-scenario {
    padding: var(--space-5);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.situation-scenario h4 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.situation-scenario h4 i {
    color: var(--warm-orange);
}

.situation-response {
    padding: var(--space-5);
}

.situation-response h5 {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--success);
    margin-bottom: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.situation-response p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-3);
}

.situation-verse {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    font-style: italic;
    padding: var(--space-2) var(--space-3);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    display: inline-block;
}

.situation-category {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: var(--warm-orange);
    color: var(--text-inverse);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-top: var(--space-3);
}

/* ========================================
   Actions Grid
   ======================================== */
.actions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
}

.action-card {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

.action-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--warm-orange);
}

.action-card:active {
    transform: scale(0.98);
}

.action-card.completed {
    background: var(--success-light);
    border-color: var(--success);
}

.action-icon {
    font-size: 2rem;
    margin-bottom: var(--space-2);
}

.action-title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.action-description {
    font-size: var(--text-xs);
    color: var(--text-secondary);
}

.action-xp {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--warm-amber);
    margin-top: var(--space-2);
}

/* ========================================
   Custom Action Form
   ======================================== */
.add-action-card {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
    margin-top: var(--space-4);
}

.add-action-card h3 {
    font-size: var(--text-lg);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    color: var(--warm-orange);
}

.custom-action-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    transition: all var(--transition-base);
    background: var(--surface-primary);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--warm-orange);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-tertiary);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-group input:invalid:not(:placeholder-shown),
.form-group textarea:invalid:not(:placeholder-shown) {
    border-color: var(--error);
}

/* ========================================
   Progress Section
   ======================================== */
.progress-overview {
    margin-bottom: var(--space-4);
}

.level-card {
    background: linear-gradient(135deg, var(--warm-orange) 0%, var(--warm-amber) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-5);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    color: var(--text-inverse);
    box-shadow: var(--shadow-warm);
}

.level-badge {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.level-number {
    font-size: var(--text-3xl);
    font-weight: 700;
}

.level-info {
    flex: 1;
}

.level-info h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-2);
}

.xp-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--space-2);
}

.xp-fill {
    height: 100%;
    background: var(--text-inverse);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.xp-text {
    font-size: var(--text-sm);
    opacity: 0.9;
}

/* Weekly Calendar */
.weekly-calendar {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}

.weekly-calendar h3 {
    font-size: var(--text-lg);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.weekly-calendar h3 i {
    color: var(--warm-orange);
}

.calendar-grid {
    display: flex;
    justify-content: space-between;
    gap: var(--space-1);
    overflow-x: auto;
    padding-bottom: var(--space-2);
}

.calendar-day {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.calendar-day-name {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    font-weight: 500;
}

.calendar-day-circle {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: clamp(0.7rem, 2vw, var(--text-sm));
    font-weight: 600;
    background: var(--neutral-100);
    color: var(--text-secondary);
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.calendar-day.completed .calendar-day-circle {
    background: var(--success);
    color: var(--text-inverse);
}

.calendar-day.today .calendar-day-circle {
    border: 2px solid var(--warm-orange);
}

.calendar-day.today.completed .calendar-day-circle {
    background: var(--warm-orange);
    border-color: var(--warm-orange);
}

/* Achievements */
.achievements-section {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}

.achievements-section h3 {
    font-size: var(--text-lg);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.achievements-section h3 i {
    color: var(--warm-amber);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
    overflow-x: auto;
    padding-bottom: var(--space-2);
}

.achievement-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.achievement-card.locked {
    opacity: 0.5;
    filter: grayscale(1);
}

.achievement-card.unlocked {
    background: var(--warning-light);
}

.achievement-icon {
    font-size: 2rem;
    margin-bottom: var(--space-2);
}

.achievement-name {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-primary);
}

/* History */
.history-section {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}

.history-section h3 {
    font-size: var(--text-lg);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.history-section h3 i {
    color: var(--warm-orange);
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.history-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.history-icon {
    width: 40px;
    height: 40px;
    background: var(--success-light);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--success);
    flex-shrink: 0;
}

.history-content {
    flex: 1;
    min-width: 0;
}

.history-title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.history-date {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
}

.history-xp {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--warm-amber);
    flex-shrink: 0;
}

.history-empty {
    text-align: center;
    padding: var(--space-8);
    color: var(--text-tertiary);
}

.history-empty i {
    font-size: 3rem;
    margin-bottom: var(--space-3);
    opacity: 0.5;
}

/* Danger Zone */
.danger-zone {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--neutral-200);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.faq-item {
    background: var(--surface-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    transition: all var(--transition-base);
}

.faq-question:hover {
    background: var(--bg-secondary);
}

.faq-icon {
    transition: transform var(--transition-base);
    color: var(--warm-orange);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 var(--space-5) var(--space-5);
}

.faq-answer p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 600;
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--warm-orange) 0%, var(--warm-amber) 100%);
    color: var(--text-inverse);
    box-shadow: var(--shadow-warm);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.3);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--surface-primary);
    color: var(--text-primary);
    border-color: var(--neutral-200);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-secondary);
    border-color: var(--warm-orange);
}

.btn-outline {
    background: transparent;
    color: var(--warm-orange);
    border-color: var(--warm-orange);
}

.btn-outline:hover:not(:disabled) {
    background: var(--warm-orange);
    color: var(--text-inverse);
}

.btn-danger {
    background: var(--error);
    color: var(--text-inverse);
}

.btn-danger:hover:not(:disabled) {
    background: #DC2626;
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-base);
}

/* ========================================
   Toast Notifications
   ======================================== */
.toast-container {
    position: fixed;
    bottom: calc(var(--bottom-nav-height) + var(--space-4) + var(--safe-area-bottom));
    left: var(--space-4);
    right: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    z-index: var(--z-toast);
    pointer-events: none;
}

.toast {
    background: var(--surface-elevated);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    box-shadow: var(--shadow-xl);
    animation: slideUp var(--transition-slow) ease;
    pointer-events: auto;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast.hiding {
    animation: slideDown var(--transition-base) ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(20px);
    }
}

.toast-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.25rem;
}

.toast.success .toast-icon {
    background: var(--success-light);
    color: var(--success);
}

.toast.error .toast-icon {
    background: var(--error-light);
    color: var(--error);
}

.toast.warning .toast-icon {
    background: var(--warning-light);
    color: var(--warning);
}

.toast.info .toast-icon {
    background: var(--info-light);
    color: var(--info);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.toast-message {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    margin-top: var(--space-1);
}

.toast-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--text-tertiary);
    transition: all var(--transition-base);
}

.toast-close:hover {
    background: var(--neutral-100);
    color: var(--text-primary);
}

/* ========================================
   Modal
   ======================================== */
.modal-container {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.modal-container.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    animation: fadeIn var(--transition-base) ease;
}

.modal-content {
    position: relative;
    background: var(--surface-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    max-width: 400px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: scaleIn var(--transition-slow) ease;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--text-tertiary);
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: var(--neutral-100);
    color: var(--text-primary);
}

.modal-body h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
    padding-right: var(--space-8);
}

.modal-body p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
    line-height: 1.7;
}

.modal-actions {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-6);
}

.modal-actions .btn {
    flex: 1;
}

/* ========================================
   Footer
   ======================================== */
.app-footer {
    background: var(--surface-primary);
    padding: var(--space-6) var(--space-4);
    text-align: center;
    border-top: 1px solid var(--neutral-200);
    margin-bottom: calc(var(--bottom-nav-height) + var(--safe-area-bottom));
}

.footer-content {
    max-width: var(--max-content-width);
    margin: 0 auto;
}

.footer-brand {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.footer-tagline {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: var(--space-4);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.footer-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--warm-orange);
    transition: all var(--transition-base);
}

.footer-link:hover {
    color: var(--warm-amber);
}

.footer-credits {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-1);
}

.b20-link {
    color: var(--warm-orange);
    font-weight: 600;
    transition: all var(--transition-base);
}

.b20-link:hover {
    color: var(--warm-amber);
    text-decoration: underline;
}

.footer-url {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
}

.footer-url a {
    color: var(--text-tertiary);
    transition: color var(--transition-base);
}

.footer-url a:hover {
    color: var(--warm-orange);
}

/* ========================================
   Loading Skeleton
   ======================================== */
.skeleton {
    background: linear-gradient(90deg, var(--neutral-200) 25%, var(--neutral-100) 50%, var(--neutral-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.skeleton-text {
    height: 1em;
    margin-bottom: var(--space-2);
}

.skeleton-text:last-child {
    width: 60%;
}

.skeleton-card {
    height: 150px;
}

/* ========================================
   Empty State
   ======================================== */
.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-4);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--space-4);
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.empty-state-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
}

/* ========================================
   Desktop Styles
   ======================================== */
@media (min-width: 768px) {
    body {
        padding-bottom: 0;
    }
    
    .desktop-nav {
        display: flex;
    }
    
    .bottom-nav {
        display: none !important;
    }
    
    .app-main {
        max-width: 800px;
        padding: var(--space-8);
    }
    
    .app-footer {
        margin-bottom: 0;
    }
    
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-4);
    }
    
    .quick-actions-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .actions-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .achievements-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .toast-container {
        bottom: var(--space-6);
        left: auto;
        right: var(--space-6);
        max-width: 400px;
    }
}

@media (min-width: 1024px) {
    .app-main {
        max-width: 900px;
    }
    
    .quick-actions-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .actions-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
    .app-header,
    .bottom-nav,
    .toast-container,
    .modal-container {
        display: none !important;
    }
    
    body {
        padding: 0;
    }
    
    .app-main {
        max-width: 100%;
    }
}

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

/* ========================================
   Focus Styles (Accessibility)
   ======================================== */
:focus-visible {
    outline: 2px solid var(--warm-orange);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--warm-orange);
    outline-offset: 2px;
}

/* ========================================
   Share Modal Styles
   ======================================== */
.share-modal-content {
    text-align: center;
    padding: var(--space-4);
}

.modal-title {
    margin-bottom: var(--space-2);
    color: var(--text-primary);
    font-family: var(--font-content);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.modal-subtitle {
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    font-size: var(--text-sm);
}

.share-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.share-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    background: var(--neutral-50);
    border: 1px solid var(--neutral-200);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    color: var(--text-primary);
    font-family: inherit;
}

.share-option:hover {
    background: var(--primary-50);
    border-color: var(--primary-200);
    transform: translateY(-2px);
}

.share-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.share-option span {
    font-size: var(--text-xs);
    font-weight: 600;
}

/* Platform Colors */
.share-option.whatsapp .share-icon { background-color: #25D366; }
.share-option.facebook .share-icon { background-color: #1877F2; }
.share-option.twitter .share-icon { background-color: #000000; }
.share-option.copy .share-icon { background-color: var(--neutral-500); }

@media (max-width: 480px) {
    .share-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
    }
}

/* ========================================
   Custom Actions List
   ======================================== */
.custom-actions-list {
    margin-top: var(--space-8);
}

.custom-actions-title {
    font-size: var(--text-lg);
    font-family: var(--font-content);
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    text-align: left;
}

.custom-actions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3);
}

.custom-action-item {
    background: var(--surface-primary);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.custom-action-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.custom-action-info {
    flex: 1;
}

.custom-action-info h5 {
    font-size: var(--text-md);
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.custom-action-info p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.custom-action-info small {
    font-size: var(--text-xs);
    color: var(--neutral-400);
}

.btn-remove-action {
    background: transparent;
    border: none;
    color: var(--neutral-300);
    padding: var(--space-2);
    cursor: pointer;
    transition: color 0.2s ease;
}

.btn-remove-action:hover {
    color: #ef4444;
}