/* ProjectFlow Pro - Complete Stylesheet */
:root {
    --primary: #3b82f6;
    --primary-dark: #1d4ed8;
    --primary-light: #60a5fa;
    --secondary: #64748b;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #06b6d4;
    --dark: #0f172a;
    --light: #f8fafc;
    --gray: #475569;
    --border: #e2e8f0;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #f8fafc 100%);
    color: var(--dark);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    letter-spacing: -0.02em;
}

/* Cards */
.card {
    border: none;
    border-radius: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    background: white;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

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

/* Stats Cards */
.stat-card {
    background: white;
    border-radius: 20px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.1);
}

.icon-wrapper {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.icon-wrapper.bg-primary { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.icon-wrapper.bg-success { background: linear-gradient(135deg, #10b981, #059669); }
.icon-wrapper.bg-danger { background: linear-gradient(135deg, #ef4444, #dc2626); }
.icon-wrapper.bg-warning { background: linear-gradient(135deg, #f59e0b, #d97706); }
.icon-wrapper.bg-info { background: linear-gradient(135deg, #06b6d4, #0891b2); }

/* Buttons */
.btn {
    border-radius: 10px;
    padding: 0.5rem 1.25rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

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

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-outline-primary {
    border: 1px solid var(--primary);
    color: var(--primary);
}

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

/* Forms */
.form-control, .form-select {
    border-radius: 10px;
    border: 1px solid var(--border);
    padding: 0.625rem 1rem;
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--gray);
}

/* Tables */
.table {
    margin-bottom: 0;
}

.table th {
    font-weight: 600;
    color: var(--gray);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
}

.table td {
    padding: 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border);
}

.table-hover tbody tr:hover {
    background-color: rgba(59, 130, 246, 0.03);
}

/* Badges */
.badge {
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-weight: 500;
    font-size: 0.75rem;
}

.badge-success { background: #10b981; color: white; }
.badge-danger { background: #ef4444; color: white; }
.badge-warning { background: #f59e0b; color: white; }
.badge-info { background: #06b6d4; color: white; }
.badge-secondary { background: #64748b; color: white; }

/* Progress Bars */
.progress {
    height: 8px;
    border-radius: 10px;
    background-color: var(--border);
}

.progress-bar {
    border-radius: 10px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
}

/* Alerts */
.alert {
    border: none;
    border-radius: 12px;
    padding: 1rem 1.25rem;
}

.alert-success {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #065f46;
}

.alert-danger {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #991b1b;
}

.alert-warning {
    background: linear-gradient(135deg, #fed7aa, #fde68a);
    color: #92400e;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.5s ease-out;
}

/* Responsive */
@media (max-width: 768px) {
    .main-content {
        padding: 1rem;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--border);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Loading States */
.btn-loading {
    position: relative;
    color: transparent !important;
}

.btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Dashboard specific */
.dashboard-hero {
    background: linear-gradient(135deg, var(--dark) 0%, #1e293b 100%);
    border-radius: 24px;
    padding: 2.5rem;
    color: white;
}

.kpi-card {
    background: white;
    border-radius: 16px;
    padding: 1.25rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}