/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-dark: #05386B;
    --primary-medium: #379683;
    --primary-light: #5CDB95;
    --secondary-light: #8EE4AF;
    --background-light: #EDF5E1;
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --gray-medium: #6c757d;
    --gray-dark: #343a40;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    
    --gradient-primary: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-medium) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--primary-medium) 0%, var(--primary-light) 100%);
    --gradient-accent: linear-gradient(135deg, var(--primary-light) 0%, var(--secondary-light) 100%);
    
    --shadow-sm: 0 2px 4px rgba(5, 56, 107, 0.1);
    --shadow-md: 0 4px 12px rgba(5, 56, 107, 0.15);
    --shadow-lg: 0 8px 24px rgba(5, 56, 107, 0.2);
    
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    
    --transition: all 0.3s ease;
    --transition-fast: all 0.2s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--gradient-primary);
    min-height: 100vh;
    color: var(--gray-dark);
    line-height: 1.6;
}

/* App Container */
.app-container {
    max-width: 1200px;
    margin: 0 auto;
    min-height: 100vh;
    background: var(--background-light);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
}

/* Header */
.app-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 1rem 0;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    padding: 0 2rem;
}

.app-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.app-title i {
    font-size: 1.8rem;
    color: var(--secondary-light);
}

/* Navigation */
.main-nav {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.nav-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--white);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.nav-btn.active {
    background: var(--white);
    color: var(--primary-dark);
    box-shadow: var(--shadow-sm);
}

.nav-btn i {
    font-size: 1.1rem;
}

/* Main Content */
.app-main {
    flex: 1;
    padding: 2rem;
    position: relative;
}

/* Screen Management */
.screen {
    display: none;
    animation: fadeIn 0.3s ease;
}

.screen.active {
    display: block;
}

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

.screen-header {
    margin-bottom: 2rem;
    text-align: center;
}

.screen-header h2 {
    color: var(--primary-dark);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.screen-header p {
    color: var(--gray-medium);
    font-size: 1.1rem;
}

.current-date {
    background: var(--gradient-accent);
    color: var(--primary-dark);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    display: inline-block;
    font-weight: 600;
    margin-top: 0.5rem;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(5, 56, 107, 0.1);
}

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

/* Dashboard */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.summary-card {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.card-content h3 {
    color: var(--gray-medium);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.count {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-dark);
}

/* Recent Escapes */
.recent-escapes {
    margin-bottom: 2rem;
}

.recent-escapes h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.escape-list {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.escape-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    border-bottom: 1px solid var(--gray-light);
    transition: var(--transition-fast);
}

.escape-item:last-child {
    border-bottom: none;
}

.escape-item:hover {
    background: var(--gray-light);
    border-radius: var(--border-radius-sm);
}

.escape-info h4 {
    color: var(--primary-dark);
    margin-bottom: 0.25rem;
}

.escape-meta {
    color: var(--gray-medium);
    font-size: 0.9rem;
    display: flex;
    gap: 1rem;
}

.escape-emotion {
    font-size: 1.5rem;
}

.empty-state {
    text-align: center;
    color: var(--gray-medium);
    font-style: italic;
    padding: 2rem;
}

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    text-align: center;
    justify-content: center;
    min-height: 48px;
}

.btn-primary {
    background: var(--gradient-secondary);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
    background: var(--white);
    color: var(--primary-dark);
    border: 2px solid var(--primary-light);
}

.btn-secondary:hover {
    background: var(--primary-light);
    color: var(--white);
    transform: translateY(-2px);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Forms */
.escape-form {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
    font-weight: 600;
    font-size: 0.95rem;
}

input[type="text"],
input[type="date"],
input[type="time"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--white);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(92, 219, 149, 0.1);
}

/* Reason Options */
.reason-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.reason-btn {
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-sm);
    padding: 1rem 0.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-dark);
}

.reason-btn:hover {
    border-color: var(--primary-light);
    background: rgba(92, 219, 149, 0.05);
}

.reason-btn.selected {
    border-color: var(--primary-medium);
    background: var(--gradient-accent);
    color: var(--primary-dark);
    transform: scale(1.05);
}

.reason-btn i {
    font-size: 1.2rem;
    color: var(--primary-medium);
}

/* Emotion Scale */
.emotion-scale {
    display: flex;
    justify-content: space-around;
    gap: 1rem;
    margin-top: 0.5rem;
}

.emotion-btn {
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    padding: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    max-width: 120px;
}

.emotion-btn:hover {
    border-color: var(--primary-light);
    transform: scale(1.05);
}

.emotion-btn.selected {
    border-color: var(--primary-medium);
    background: var(--gradient-accent);
    transform: scale(1.1);
}

.emotion-btn .emoji {
    font-size: 2rem;
}

.emotion-btn .label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-dark);
}

/* Form Actions */
.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}

/* Task Suggestions */
.task-suggestions {
    position: absolute;
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-md);
    z-index: 10;
    width: 100%;
    max-height: 200px;
    overflow-y: auto;
    display: none;
}

.suggestion-item {
    padding: 0.75rem;
    cursor: pointer;
    transition: var(--transition-fast);
    border-bottom: 1px solid var(--gray-light);
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item:hover {
    background: var(--gray-light);
}

/* Patterns Screen */
.patterns-content {
    max-width: 1000px;
    margin: 0 auto;
}

.insights-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
}

.insights-card h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.insights-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.insight-item {
    background: var(--gradient-accent);
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.insight-item i {
    color: var(--primary-medium);
    font-size: 1.2rem;
}

/* Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.chart-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.chart-card h4 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
    text-align: center;
    font-size: 1.1rem;
}

.chart-card canvas {
    max-height: 250px;
}

/* Suggestions Screen */
.suggestions-content {
    max-width: 800px;
    margin: 0 auto;
}

.personalized-tips,
.goals-section,
.achievements-section {
    margin-bottom: 3rem;
}

.personalized-tips h3,
.goals-section h3,
.achievements-section h3 {
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.tips-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tip-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    border-left: 4px solid var(--primary-light);
}

.tip-card i {
    color: var(--primary-medium);
    font-size: 1.3rem;
    margin-top: 0.2rem;
}

.tip-card p {
    color: var(--gray-dark);
    line-height: 1.6;
}

/* Goals */
.goals-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.goal-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.goal-info h4 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.progress-bar {
    background: var(--gray-light);
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress {
    background: var(--gradient-secondary);
    height: 100%;
    transition: width 0.3s ease;
}

.progress-text {
    color: var(--gray-medium);
    font-size: 0.9rem;
    font-weight: 600;
}

/* Achievements */
.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.achievement-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.achievement-card.locked {
    opacity: 0.6;
    filter: grayscale(100%);
}

.achievement-card.unlocked {
    background: var(--gradient-accent);
    transform: scale(1.05);
}

.achievement-card i {
    font-size: 2rem;
    color: var(--primary-medium);
    margin-bottom: 1rem;
}

.achievement-card h4 {
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
}

.achievement-card p {
    color: var(--gray-medium);
    font-size: 0.9rem;
}

/* Diary Screen */
.diary-content {
    max-width: 800px;
    margin: 0 auto;
}

.daily-summary {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
}

.daily-summary h3 {
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    text-align: center;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.summary-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--gradient-accent);
    border-radius: var(--border-radius-sm);
}

.summary-item i {
    font-size: 2rem;
    color: var(--primary-medium);
}

.summary-item .label {
    color: var(--primary-dark);
    font-weight: 600;
    font-size: 0.9rem;
    text-align: center;
}

.summary-item .value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.daily-reflection {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
}

.daily-reflection h3 {
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
}

.diary-history {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.diary-history h3 {
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
}

.reflection-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.reflection-item {
    background: var(--gray-light);
    border-radius: var(--border-radius-sm);
    padding: 1.5rem;
    border-left: 4px solid var(--primary-light);
}

.reflection-date {
    color: var(--gray-medium);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.reflection-content h4 {
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.reflection-content p {
    color: var(--gray-dark);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.reflection-content p:last-child {
    margin-bottom: 0;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 0;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 1.5rem;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.3rem;
}

.modal-close {
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.modal form {
    padding: 2rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

/* Loading Spinner */
.loading-spinner {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    z-index: 9999;
    backdrop-filter: blur(5px);
}

.loading-spinner.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--gray-light);
    border-top: 4px solid var(--primary-medium);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Footer */
.app-footer {
    background: var(--primary-dark);
    color: var(--white);
    text-align: center;
    padding: 1rem;
    margin-top: auto;
}

.app-footer p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .app-main {
        padding: 1rem;
    }
    
    .header-content {
        padding: 0 1rem;
    }
    
    .app-title {
        font-size: 1.5rem;
    }
    
    .nav-btn span {
        display: none;
    }
    
    .nav-btn {
        padding: 0.75rem;
        min-width: 48px;
    }
    
    .screen-header h2 {
        font-size: 2rem;
    }
    
    .dashboard-cards {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .reason-options {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .emotion-scale {
        flex-direction: column;
    }
    
    .emotion-btn {
        max-width: none;
    }
    
    .quick-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .summary-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
    }
    
    .modal-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .app-title {
        font-size: 1.3rem;
    }
    
    .screen-header h2 {
        font-size: 1.8rem;
    }
    
    .card {
        padding: 1rem;
    }
    
    .escape-form {
        padding: 1.5rem;
    }
    
    .reason-options {
        grid-template-columns: 1fr;
    }
    
    .nav-btn {
        font-size: 0.8rem;
    }
}

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

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

/* High contrast support */
@media (prefers-contrast: high) {
    :root {
        --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
        --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    }
    
    .card {
        border: 2px solid var(--gray-dark);
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* Print styles */
@media print {
    .app-header,
    .main-nav,
    .quick-actions,
    .form-actions,
    .modal {
        display: none !important;
    }
    
    .app-container {
        box-shadow: none;
        background: white;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}