/* =============================================
   RestStep Scanner - Main Stylesheet
   ============================================= */

/* CSS Variables for theming */
:root {
    --color-primary: #f5f5f5;
    --color-primary-hover: #ffc901;
    --color-background: #2B2A2A;
    --color-surface: #ffffff;
    --color-text: #323130;
    --color-text-secondary: #605e5c;
    --color-border: #472115;
    --color-error: #d13438;
    --color-success: #107c10;
    --color-header: #ffc901;
    
    --shadow-card: 0 2px 8px rgba(255, 201, 1, 0.8);
    --shadow-card-hover: 0 4px 16px rgba(255, 201, 1, 0.6);
    
    --border-radius: 8px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* Reset & Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: 'Arvo', serif;
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.5;
}

/* =============================================
   App Header (Taskpane style)
   ============================================= */

.app-header {
    background-color: var(--color-header);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.app-logo {
    max-width: 120px;
    height: auto;
    object-fit: contain;
}

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

.app-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: var(--spacing-lg);
}

.centered {
    max-width: 440px;
    width: 100%;
    margin: 0 auto;
}

/* =============================================
   Card Component
   ============================================= */

.card {
    background-color: var(--color-surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: box-shadow var(--transition-normal);
}

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

.card-header {
    padding: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}

.card-header h2 {
    margin: 0 0 var(--spacing-xs) 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
}

.card-header .subtitle {
    margin: 0;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.card-body {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Login Credentials Section */
#credentials-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl) 0;
}

#credentials-section fluent-text-field {
    margin-bottom: var(--spacing-sm);
}

#credentials-section fluent-button {
    margin-top: var(--spacing-md);
}

/* =============================================
   Section Titles
   ============================================= */

.section-title {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    text-align: center;
}

.section-title-logo {
    display: block;
    margin: 0 auto var(--spacing-sm) auto;
    max-width: 180px;
    height: auto;
}

/* =============================================
   Form Elements
   ============================================= */

fluent-text-field {
    width: 100%;
}

fluent-text-field::part(root) {
    width: 100%;
}

fluent-text-field[appearance="underline"]::part(root) {
    border-bottom-color: #472115;
}

fluent-text-field[appearance="underline"]:focus-within {
    --neutral-stroke-focus: #472115;
    --accent-fill-rest: #472115;
}

fluent-text-field::part(control) {
    width: 100%;
}

.full-width {
    width: 100%;
}

/* Search Container */
.search-container {
    width: 100%;
    margin-bottom: var(--spacing-lg);
}

.search-container fluent-text-field::part(control) {
    font-size: 1rem;
}

/* Date Picker Row */
.date-picker-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.date-picker-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.date-picker-group label {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text-secondary);
}

/* Error Message */
.error-message {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: #fde7e9;
    border: 1px solid var(--color-error);
    border-radius: var(--spacing-xs);
    color: var(--color-error);
    font-size: 0.875rem;
    text-align: center;
}

/* SMS Info Message */
.sms-info {
    margin: 0 0 var(--spacing-sm) 0;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: #e6f4ff;
    border-radius: var(--spacing-xs);
    color: var(--color-border);
    font-size: 0.875rem;
    text-align: center;
}

#sms-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* =============================================
   Progress Section
   ============================================= */

.progress-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.progress-bar-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

fluent-progress {
    flex: 1;
    height: 8px;
}

#progress-percentage {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-border);
    min-width: 40px;
    text-align: right;
}

#progress-status {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    text-align: center;
}

/* =============================================
   Download Section
   ============================================= */

.divider {
    height: 1px;
    background-color: var(--color-border);
    margin: 0;
}

.download-container {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    background-color: #f0f9f0;
    border-left: 4px solid var(--color-success);
}

.download-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-success);
}

.download-header svg {
    fill: var(--color-success);
}

.download-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

#new-download-link {
    font-size: 1rem;
}

/* Previous Downloads */
.previous-downloads-container {
    padding: var(--spacing-lg);
}

.previous-downloads-title {
    margin: 0 0 var(--spacing-md) 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.downloads-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.download-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-primary);
    border-radius: var(--spacing-xs);
    transition: background-color var(--transition-fast);
}

.download-item:hover {
    background-color: var(--color-primary-hover);
}

.download-item fluent-anchor {
    flex: 1;
}

.download-item fluent-anchor::part(control) {
    text-decoration: none;
}

.download-date {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
    margin-left: var(--spacing-md);
}

.no-downloads {
    margin: 0;
    padding: var(--spacing-md);
    text-align: center;
    color: var(--color-text-secondary);
    font-style: italic;
    font-size: 0.875rem;
}

/* =============================================
   Loading State
   ============================================= */

.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
}

.loading-container p {
    margin: 0;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

fluent-progress-ring {
    width: 48px;
    height: 48px;
    --accent-fill-rest: #FFC901;
}

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

.hidden {
    display: none !important;
}

/* =============================================
   Button Styles (Fluent overrides)
   ============================================= */

fluent-button.full-width::part(control) {
    width: 100%;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
}

fluent-button[appearance="accent"]::part(control) {
    font-weight: 600;
}

fluent-button[appearance="outline"]::part(control) {
    font-weight: 500;
}

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

@media (max-width: 480px) {
    .app-header {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .app-logo {
        max-width: 80px;
    }
    
    .app-container {
        padding: var(--spacing-md);
    }
    
    .card-header,
    .card-body,
    .download-container,
    .previous-downloads-container {
        padding: var(--spacing-md);
    }
    
    .date-picker-row {
        grid-template-columns: 1fr;
    }
    
    .download-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .download-date {
        margin-left: 0;
    }
}

/* =============================================
   Animations
   ============================================= */

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

.card {
    animation: fadeIn var(--transition-normal) ease-out;
}

/* Progress bar animation enhancement */
fluent-progress::part(determinate) {
    transition: width 300ms ease-out;
}