/* Base Reset & Variables */
:root {
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-tertiary: #0f3460;
    --accent: #e1e483;
    --accent-hover: #f0f3a0;
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.4);
    --taskbar-width: 72px;
    --radius: 12px;
    --radius-sm: 8px;
    
    /* App-specific variables */
    --primary-color: #e1e483;
    --text-color: #ffffff;
    --window-bg: rgba(22, 33, 62, 0.95);
    --header-bg: rgba(15, 52, 96, 0.5);
    --card-bg: rgba(255, 255, 255, 0.05);
    --hover-bg: rgba(255, 255, 255, 0.08);
    --input-bg: rgba(255, 255, 255, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

svg {
    box-sizing: content-box !important;
    overflow: visible;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-tertiary) 100%);
    min-height: 100vh;
    color: var(--text-primary);
    overflow: hidden;
}

#desktop {
    display: flex;
    height: 100vh;
    width: 100vw;
}

#desktopMain {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

#desktopContent {
    flex: 1;
    padding: 20px;
    overflow: hidden;
}

/* Welcome Panel */
.welcome-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
}

.welcome-logo {
    width: 150px;
    margin-bottom: 24px;
    filter: drop-shadow(0 4px 12px rgba(225, 228, 131, 0.3));
}

.welcome-panel h1 {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 8px;
}

.welcome-panel p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.welcome-user {
    color: var(--accent);
    font-size: 1.2rem;
    margin-bottom: 40px !important;
}

/* Quick Stats */
.quick-stats {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 24px 32px;
    min-width: 140px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: transform 0.2s, background 0.2s, border-color 0.2s;
    cursor: pointer;
}

.stat-card:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent);
}

.stat-icon {
    font-size: 2.5rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius);
    padding: 32px;
    width: 100%;
    max-width: 480px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.modal-content.modal-large {
    max-width: 800px;
}

.modal-content.modal-small {
    max-width: 360px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
    border-radius: 4px;
    transition: color 0.2s, background 0.2s;
}

.modal-close:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

/* Login Box */
.login-box {
    text-align: center;
}

.login-header {
    margin-bottom: 24px;
}

.login-logo {
    width: 100px;
    margin-bottom: 16px;
}

.login-header h2 {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.login-footer {
    margin-top: 20px;
    text-align: center;
}

.login-footer a {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s, background 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
}

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

.form-group input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.form-group small {
    display: block;
    margin-top: 4px;
    color: var(--text-muted);
    font-size: 0.75rem;
}

.form-group textarea {
    min-height: 80px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
}

.form-error {
    color: var(--accent);
    font-size: 0.85rem;
    margin-top: 8px;
    min-height: 20px;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

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

.btn-primary {
    background: #61c080;
    border-color: #61c080;
    color: white;
}

.btn-primary:hover {
    background: #4ea86a;
    border-color: #4ea86a;
    transform: translateY(-1px);
}

.btn-danger {
    background: rgba(220, 53, 69, 0.2);
    border-color: rgba(220, 53, 69, 0.5);
    color: #ff6b6b;
}

.btn-danger:hover {
    background: rgba(220, 53, 69, 0.3);
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-icon {
    background: none;
    border: none;
    padding: 4px 8px;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.btn-icon:hover {
    opacity: 1;
}

/* Error States */
.app-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    text-align: center;
    color: var(--text-muted);
}

.error-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

/* Responsive */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .quick-stats {
        flex-direction: column;
        align-items: center;
    }
    
    .stat-card {
        width: 100%;
        max-width: 200px;
    }
}

/* Desktop Icons */
#desktopIcons {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    pointer-events: all;
}

.desktop-icon {
    position: absolute;
    width: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.15s;
    user-select: none;
}

.desktop-icon:hover {
    background: rgba(255, 255, 255, 0.08);
}

.desktop-icon.selected {
    background: rgba(97, 192, 128, 0.2);
    outline: 1px solid rgba(97, 192, 128, 0.5);
}

.desktop-icon.dragging {
    opacity: 0.6;
    transform: scale(1.05);
}

.desktop-icon-img {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    transition: transform 0.15s, background 0.15s;
}

.desktop-icon:hover .desktop-icon-img {
    background: rgba(255, 255, 255, 0.15);
    transform: scale(1.08);
}

.desktop-icon-img svg {
    width: 28px;
    height: 28px;
    color: var(--text-primary);
}

.desktop-icon-label {
    font-size: 0.75rem;
    color: var(--text-primary);
    text-align: center;
    line-height: 1.3;
    max-width: 90px;
    word-wrap: break-word;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}