/*
 * Project Atlas - Home Project Management
 * Author: Andrew Foster
 * Last Updated: November 2024
 * 
 * Note: This stylesheet handles both the landing pages and the app interface.
 * I've organized it by section to make maintenance easier when I inevitably
 * need to add more features or fix responsive issues at 2am.
 */

/* Basic reset - I prefer this to normalize.css for simplicity */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 
 * Color Variables
 * These are based on the blueprint aesthetic I mentioned in my proposal.
 * The light blue palette should work well for outdoor phone usage too.
 */
:root {
    /* Landing page gradient - matches the current design */
    --landing-primary: #1e3a8a;
    --landing-secondary: #3730a3;
    --atlas-accent: #60a5fa;
    --landing-text: #ffffff;
    --landing-muted: #cbd5e1;
    
    /* App interface - clean and minimal */
    --app-primary: #1976d2;
    --app-accent: #1565c0;
    --app-light-blue: #e3f2fd;
    --app-bg-light: #f3f9ff;
    
    /* Text colors for readability */
    --text-dark: #212121;
    --text-medium: #757575;
    --text-light: #9e9e9e;
    
    /* UI colors */
    --bg-primary: #fafafa;
    --surface: #ffffff;
    --border: #e0e0e0;
    --border-subtle: #f0f0f0;
    
    /* Status colors - these match common project management conventions */
    --success: #4caf50;
    --warning: #ff9800;
    --error: #f44336;
    
    /* Shadows - keeping them subtle */
    --shadow-sm: rgba(0, 0, 0, 0.05);
    --shadow-md: rgba(0, 0, 0, 0.1);
}

/* Base typography */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    /* System font stack - faster loading and feels more native */
}

/* Headings - I like these proportions better than the defaults */
h1 { font-size: 1.8rem; font-weight: 600; margin-bottom: 0.5rem; }
h2 { font-size: 1.5rem; font-weight: 600; margin-bottom: 1rem; }
h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 1rem; }
h4 { font-size: 1rem; font-weight: 600; margin-bottom: 0.5rem; }

.atlas-blue { 
    color: var(--atlas-accent); 
}

/* ===========================================
   LANDING PAGE STYLES
   These handle the marketing/static pages
   =========================================== */

.landing-page {
    background: linear-gradient(135deg, var(--landing-primary) 0%, var(--landing-secondary) 100%);
    color: var(--landing-text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation for landing pages */
.landing-header {
    position: fixed;
    top: 0;
    right: 0;
    padding: 2rem;
    z-index: 100;
}

.landing-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.landing-nav a {
    color: var(--landing-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.landing-nav a:hover,
.landing-nav a.active {
    color: var(--landing-text);
}

/* Hero section */
.landing-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    min-height: 100vh;
}

.hero-section {
    text-align: center;
    max-width: 900px;
    width: 100%;
}

.hero-section h1 {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 1rem;
    color: var(--landing-text);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--landing-muted);
    margin-bottom: 3rem;
}

/* Feature cards on landing page */
.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    max-width: 900px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.feature-card h3 {
    color: var(--atlas-accent);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.feature-card p {
    color: var(--landing-muted);
    line-height: 1.5;
}

/* CTA button */
.cta-section {
    margin-top: 3rem;
}

.btn-get-started {
    display: inline-block;
    background: #3b82f6; /* I like this blue better than the CSS variable */
    color: white;
    padding: 1rem 3rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-get-started:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

/* Static page layouts (About, Contact) */
.static-page {
    background: linear-gradient(135deg, var(--landing-primary) 0%, var(--landing-secondary) 100%);
    color: var(--landing-text);
    min-height: 100vh;
}

.static-header {
    padding: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.static-nav {
    display: flex;
    justify-content: center;
}

.static-nav ul {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.static-nav a {
    color: var(--landing-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.static-nav a:hover,
.static-nav a.active {
    color: var(--landing-text);
}

.static-main {
    padding: 4rem 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.static-main h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

/* Content blocks for static pages */
.static-content {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 3rem;
    margin-bottom: 2rem;
}

.static-content h3 {
    color: var(--atlas-accent);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
}

.static-content p {
    color: var(--landing-muted);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-size: 1.1rem;
}

.static-content ul {
    list-style: none;
    margin: 1.5rem 0;
}

.static-content li {
    color: var(--landing-muted);
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1rem;
}

.static-content li:last-child {
    border-bottom: none;
}

.static-content strong {
    color: var(--landing-text);
}

/* Contact form styling */
.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 3rem;
    margin: 2rem 0;
}

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

.form-group label {
    display: block;
    color: var(--landing-muted);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--landing-text);
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--atlas-accent);
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
}

/* ===========================================
   APPLICATION INTERFACE STYLES
   These handle the actual project management UI
   =========================================== */

.app-page {
    background-color: var(--bg-primary);
    color: var(--text-dark);
    min-height: 100vh;
}

/* App header with navigation */
.app-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1400px; /* Wide enough for project management interfaces */
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo h1 {
    margin: 0;
    font-size: 1.4rem;
    color: var(--text-dark);
}

.tagline {
    font-size: 0.75rem;
    color: var(--text-light);
    display: block;
    margin-top: -0.2rem;
}

/* Main navigation in app */
.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
}

.main-nav a {
    color: var(--text-medium);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--app-primary);
    background-color: var(--app-light-blue);
}

/* User menu area */
.user-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--atlas-accent);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Button styles */
.btn-primary, .btn-secondary, .btn-link {
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.btn-primary {
    background: var(--app-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--app-accent);
}

.btn-secondary {
    background: transparent;
    color: var(--app-primary);
    border: 1px solid var(--app-primary);
}

.btn-secondary:hover {
    background: var(--app-light-blue);
}

.btn-link {
    background: none;
    color: var(--app-primary);
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

.btn-link:hover {
    background: var(--app-light-blue);
}

/* Dashboard layout */
.dashboard-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.dashboard-header {
    margin-bottom: 2rem;
}

.dashboard-header h2 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.dashboard-header p {
    color: var(--text-medium);
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr; /* Main content takes more space */
    gap: 2rem;
}

/* Project overview section */
.project-overview h3 {
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.project-cards {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.project-header h4 {
    margin: 0;
    color: var(--text-dark);
}

/* Status badges */
.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-badge.in-progress {
    background: rgba(33, 150, 243, 0.1);
    color: var(--app-primary);
}

.status-badge.planning {
    background: rgba(255, 152, 0, 0.1);
    color: var(--warning);
}

.status-badge.blocked {
    background: rgba(244, 67, 54, 0.1);
    color: var(--error);
}

/* Project statistics */
.project-stats {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

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

.stat-label {
    font-size: 0.8rem;
    color: var(--text-medium);
    width: 60px; /* Fixed width for alignment */
}

.stat-value {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dark);
    margin-left: auto;
}

/* Progress bars */
.progress-bar {
    flex: 1;
    height: 6px;
    background: var(--border-subtle);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--app-primary);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.project-actions {
    display: flex;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-subtle);
}

/* Sidebar widgets */
.sidebar-widgets {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.widget {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.widget h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-size: 1rem;
}

/* ===========================================
   RESPONSIVE DESIGN
   Mobile-first approach for better performance
   =========================================== */

@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr; /* Stack on tablets */
    }
    
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .main-nav ul {
        gap: 1rem;
    }
    
    .hero-section h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .dashboard-main,
    .static-main {
        padding: 1rem;
    }
    
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .feature-cards {
        grid-template-columns: 1fr;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .landing-header {
        position: static; /* Remove fixed positioning on mobile */
        text-align: center;
        padding: 1rem;
    }
    
    .landing-nav ul {
        justify-content: center;
    }
}

/* Edge case: really small screens */
@media (max-width: 480px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .static-content,
    .contact-form {
        padding: 1.5rem; /* Reduce padding on tiny screens */
    }
}

/*
 * TODO for future versions:
 * - Add dark mode support (system preference detection)
 * - Implement better focus management for accessibility  
 * - Consider adding CSS Grid fallbacks for older browsers
 * - Test with actual renovation photos to ensure image handling works
 */