/* Client Project Tracker - Main Stylesheet */

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --dark-color: #1f2937;
    --light-bg: #f9fafb;
    --border-color: #e5e7eb;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--light-bg);
    color: #374151;
}

/* Gradient Background */
.gradient-bg {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

/* Card Styles */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.card-header {
    background-color: white;
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
}

/* Buttons */
.btn {
    border-radius: 8px;
    padding: 0.625rem 1.25rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

/* Navigation */
.navbar {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.sidebar {
    min-height: 100vh;
    background: white;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.05);
}

.sidebar .nav-link {
    color: #6b7280;
    padding: 0.875rem 1.5rem;
    margin: 0.25rem 1rem;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
}

.sidebar .nav-link:hover {
    background-color: var(--light-bg);
    color: var(--primary-color);
}

.sidebar .nav-link.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.sidebar .nav-link i {
    margin-right: 0.75rem;
    width: 20px;
}

/* Stats Cards */
.stats-card {
    border-left: 4px solid var(--primary-color);
}

.stats-card .stats-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 50px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-bottom: 2rem;
}

.timeline-marker {
    position: absolute;
    left: -35px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--border-color);
}

.timeline-item.completed .timeline-marker {
    background: var(--success-color);
    border-color: var(--success-color);
}

.timeline-item.in-progress .timeline-marker {
    background: var(--info-color);
    border-color: var(--info-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.7);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(59, 130, 246, 0);
    }
}

.timeline-content {
    background: white;
    padding: 1.25rem;
    border-radius: 10px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* Progress Bar */
.progress {
    border-radius: 8px;
    background-color: #e5e7eb;
}

.progress-bar {
    border-radius: 8px;
    font-size: 0.875rem;
}

/* Tables */
.table {
    background: white;
}

.table thead th {
    border-bottom: 2px solid var(--border-color);
    color: #6b7280;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.table tbody tr {
    transition: background-color 0.2s ease;
}

.table tbody tr:hover {
    background-color: var(--light-bg);
}

/* Badges */
.badge {
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-weight: 500;
    font-size: 0.75rem;
}

/* Forms */
.form-control, .form-select {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.625rem 1rem;
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #374151;
}

/* Alert */
.alert {
    border: none;
    border-radius: 10px;
    padding: 1rem 1.25rem;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.alert-info {
    background-color: #dbeafe;
    color: #1e40af;
}

/* Project Card */
.project-card {
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 12px;
    overflow: hidden;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.project-card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1.5rem;
}

/* Credentials Display */
.credential-item {
    background: var(--light-bg);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 0.75rem;
}

.credential-item:last-child {
    margin-bottom: 0;
}

.copy-btn {
    font-size: 0.875rem;
    padding: 0.25rem 0.5rem;
}

/* Login Page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    max-width: 450px;
    width: 100%;
}

/* Loading Spinner */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 2px;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        top: 0;
        left: -280px;
        width: 280px;
        z-index: 1000;
        transition: left 0.3s ease;
    }
    
    .sidebar.show {
        left: 0;
    }
    
    .timeline {
        padding-left: 30px;
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-marker {
        left: -25px;
    }
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-sm-custom {
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.border-gradient {
    border: 2px solid transparent;
    background-clip: padding-box;
    position: relative;
}

.border-gradient::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: inherit;
    z-index: -1;
}

/* Print Styles */
@media print {
    .sidebar, .navbar, .btn, .no-print {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}