/* Project Pulse - Modern CSS Framework */

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

:root {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --background-color: #f8fafc;
    --surface-color: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --border-radius: 8px;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Login Page Styles */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.login-card {
    background: var(--surface-color);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.logo h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.logo p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Form Styles */
.login-form {
    text-align: left;
}

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

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

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Button Styles - Enhanced */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    width: 100%;
    margin-top: 1rem;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(100, 116, 139, 0.3);
}

.btn-secondary:hover {
    box-shadow: 0 8px 25px rgba(100, 116, 139, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-warning:hover {
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
}

.btn-error {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.btn-error:hover {
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.4);
}

/* Message Styles */
.error-message {
    background-color: #fef2f2;
    color: var(--error-color);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    border-left: 4px solid var(--error-color);
}

.success-message {
    background-color: #f0fdf4;
    color: var(--success-color);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    border-left: 4px solid var(--success-color);
}

/* Admin Link Styles */
.admin-link {
    margin-top: 1.5rem;
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.admin-link a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.admin-link a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Loading Spinner */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* App Layout Styles - Enhanced */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
}

.app-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(255,255,255,0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

/* Navigation Styles - Enhanced */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 10;
}

.nav-brand h2 {
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

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

.nav-link:hover {
    color: var(--primary-color);
    background-color: #f1f5f9;
}

.nav-link.active {
    color: var(--primary-color);
    background-color: #dbeafe;
}

/* Main Content - Enhanced */
.main-content {
    flex: 1;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: calc(100vh - 80px);
    border-radius: 20px 20px 0 0;
    position: relative;
}

.main-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.3), transparent);
}

/* Page Header */
.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Welcome Section - Enhanced */
.welcome-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem 2rem;
    border-radius: 20px;
    margin-bottom: 2.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
}

.welcome-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-20px, -20px) rotate(180deg); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Animation Classes */
.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }
.stagger-6 { animation-delay: 0.6s; }

.welcome-section h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.welcome-section p {
    font-size: 1.1rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

/* Card Styles */
.card {
    background: var(--surface-color);
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    overflow: hidden;
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
}

/* Stats Grid - Enhanced */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.stat-card:nth-child(1)::before {
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.stat-card:nth-child(2)::before {
    background: linear-gradient(90deg, #f093fb, #f5576c);
}

.stat-card:nth-child(3)::before {
    background: linear-gradient(90deg, #4facfe, #00f2fe);
}

.stat-card:nth-child(4)::before {
    background: linear-gradient(90deg, #43e97b, #38f9d7);
}

.stat-card:nth-child(5)::before {
    background: linear-gradient(90deg, #fa709a, #fee140);
}

.stat-card:nth-child(6)::before {
    background: linear-gradient(90deg, #a8edea, #fed6e3);
}

.stat-icon {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.stat-info {
    flex: 1;
}

.stat-info h3 {
    font-size: 2.25rem;
    font-weight: 800;
    color: #1a202c;
    margin-bottom: 0.25rem;
    line-height: 1;
}

.stat-info p {
    color: #64748b;
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Tabs - Enhanced */
.tabs-container {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.8);
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.tabs-header {
    display: flex;
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
}

.tab-btn {
    flex: 1;
    padding: 1.25rem 2rem;
    background: none;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    color: #64748b;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.tab-btn::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.tab-btn:hover {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    color: #1a202c;
}

.tab-btn.active {
    color: #667eea;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15), rgba(118, 75, 162, 0.15));
}

.tab-btn.active::before {
    transform: scaleX(1);
}

.tab-content {
    display: none;
    padding: 2.5rem;
}

.tab-content.active {
    display: block;
}

.tab-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(102, 126, 234, 0.1);
}

.tab-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #1a202c;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Form Styles - Enhanced */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-help {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.form-actions {
    grid-column: 1 / -1;
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

/* Button Variants */
.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn:not(.btn-primary) {
    width: auto;
}

/* Table Styles */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.data-table th,
.data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background-color: #f8fafc;
    font-weight: 600;
    color: var(--text-primary);
}

.data-table tr:hover {
    background-color: #f8fafc;
}

/* Role Badges */
.role-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.role-owner {
    background-color: #fef3c7;
    color: #92400e;
}

.role-pm {
    background-color: #dbeafe;
    color: #1e40af;
}

.role-dev {
    background-color: #d1fae5;
    color: #065f46;
}

/* Loading and Empty States */
.loading-state {
    text-align: center;
    padding: 4rem 2rem;
    color: #64748b;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 16px;
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.loading-spinner {
    display: inline-block;
    width: 50px;
    height: 50px;
    border: 4px solid rgba(102, 126, 234, 0.2);
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 8px rgba(102, 126, 234, 0.2));
}

.loading-state p {
    font-size: 1.1rem;
    font-weight: 500;
    color: #1a202c;
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: #64748b;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 16px;
    border: 2px dashed rgba(102, 126, 234, 0.2);
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.6;
}

.empty-state h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 0.75rem;
}

.empty-state p {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 1.5rem;
}

/* Projects Table - Enhanced */
.projects-table-container {
    margin-top: 1rem;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.projects-table {
    width: 100%;
    border-collapse: collapse;
    background: transparent;
}

.projects-table thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
}

.projects-table thead::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, rgba(255,255,255,0.3), transparent, rgba(255,255,255,0.3));
}

.projects-table th {
    padding: 1.5rem 1rem;
    text-align: left;
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.75px;
    position: relative;
}

.projects-table td {
    padding: 1.5rem 1rem;
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    vertical-align: middle;
    position: relative;
}

.projects-table tbody tr {
    position: relative;
}

.projects-table tbody tr:last-child td {
    border-bottom: none;
}

.project-name {
    font-weight: 600;
    color: #1e293b;
    font-size: 1.1rem;
}

.project-description {
    color: #64748b;
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.team-members {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.team-member-badge {
    background: #e0e7ff;
    color: #3730a3;
    padding: 0.25rem 0.5rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.pm-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.pm-name {
    font-weight: 600;
    color: #1e293b;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.pm-email {
    color: #64748b;
    font-size: 0.8rem;
    font-style: italic;
}

.status-badge {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-active {
    background: #dcfce7;
    color: #166534;
}

.status-completed {
    background: #dbeafe;
    color: #1d4ed8;
}

.status-on_hold,
.status-hold,
.status-paused {
    background: #fef3c7;
    color: #92400e;
}

.status-cancelled {
    background: #fee2e2;
    color: #dc2626;
}

.progress-container {
    width: 120px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #059669);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.8rem;
    color: #64748b;
    margin-top: 0.25rem;
    text-align: center;
}

.days-remaining {
    font-weight: 600;
    font-size: 0.9rem;
}

.days-remaining.overdue {
    color: #dc2626;
}

.days-remaining.warning {
    color: #ea580c;
}

.days-remaining.safe {
    color: #059669;
}

.project-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.status-controls {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-right: 1rem;
}

.status-select {
    padding: 0.5rem;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    background: white;
    font-size: 0.9rem;
    color: var(--text-primary);
    cursor: pointer;
}

.status-select:focus {
    border-color: var(--primary-color);
    outline: none;
}

.btn-danger {
    background: #dc2626;
    color: white;
    border: none;
}

.btn-danger:hover {
    background: #b91c1c;
}

.btn-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
}

.btn-view {
    background: #e0e7ff;
    color: #3730a3;
}

.btn-edit {
    background: #fef3c7;
    color: #92400e;
}

.btn-expand {
    background: #f1f5f9;
    color: #64748b;
}

.btn-icon:hover {
    opacity: 0.8;
}

/* Expandable Milestones */
.milestone-row {
    background: #f8fafc;
}

.milestone-row td {
    padding: 0;
}

.milestones-container {
    padding: 1rem;
    background: #f8fafc;
    border-top: 2px solid #e2e8f0;
}

.milestones-table {
    width: 100%;
    margin-top: 0.5rem;
}

.milestones-table th {
    background: #e2e8f0;
    color: #475569;
    padding: 0.75rem;
    font-size: 0.8rem;
    font-weight: 600;
}

.milestones-table td {
    padding: 0.75rem;
    border-bottom: 1px solid #e2e8f0;
}

.milestone-status {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.milestone-status.pending {
    background: #fef3c7;
    color: #92400e;
}

.milestone-status.in_progress {
    background: #dbeafe;
    color: #1d4ed8;
}

.milestone-status.completed {
    background: #dcfce7;
    color: #166534;
}

/* Message Styles - Enhanced */
.message {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    border-left: 4px solid;
}

.message.success {
    background-color: #f0fdf4;
    color: var(--success-color);
    border-left-color: var(--success-color);
}

.message.error {
    background-color: #fef2f2;
    color: var(--error-color);
    border-left-color: var(--error-color);
}

.message.warning {
    background-color: #fffbeb;
    color: var(--warning-color);
    border-left-color: var(--warning-color);
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--surface-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--border-radius);
    transition: background-color 0.2s ease;
}

.modal-close:hover {
    background-color: #f1f5f9;
}

.modal-body {
    padding: 1.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .main-content {
        padding: 1rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .tab-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .projects-table-container {
        overflow-x: auto;
    }
    
    .projects-table {
        min-width: 800px;
    }
    
    .projects-table th,
    .projects-table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.9rem;
    }
    
    .team-members {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .team-member-badge {
        font-size: 0.7rem;
        padding: 0.15rem 0.4rem;
    }
}

@media (max-width: 640px) {
    .login-container {
        padding: 1rem;
    }
    
    .login-card {
        padding: 2rem;
    }
    
    .logo h1 {
        font-size: 2rem;
    }
    
    .welcome-section h1 {
        font-size: 1.5rem;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
}

/* Project Form Specific Styles */
.form-container {
    max-width: none;
}

.form-section {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.form-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.form-group-full {
    grid-column: 1 / -1;
}

.card-actions {
    display: flex;
    gap: 0.5rem;
}

/* Multi-select Dropdown Styles */
.multi-select-container {
    position: relative;
}

.multi-select-search {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.multi-select-search input {
    flex: 1;
}

.multi-select-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--surface-color);
    cursor: pointer;
    transition: border-color 0.2s ease;
    min-width: 150px;
}

.multi-select-toggle:hover {
    border-color: var(--primary-color);
}

.dropdown-arrow {
    transition: transform 0.2s ease;
}

.multi-select-toggle.open .dropdown-arrow {
    transform: rotate(180deg);
}

.multi-select-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface-color);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    max-height: 200px;
    overflow-y: auto;
}

.multi-select-options {
    padding: 0.5rem 0;
}

.multi-select-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.multi-select-option:hover {
    background-color: #f8fafc;
}

.multi-select-option.selected {
    background-color: #eff6ff;
    color: var(--primary-color);
}

.multi-select-option input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.selected-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
    min-height: 2rem;
}

.selected-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-color);
    color: white;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
}

.selected-item .remove-item {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 1rem;
    padding: 0;
    margin-left: 0.25rem;
}

.selected-item .remove-item:hover {
    color: #fecaca;
}

/* Payment Schedule Styles */
.payment-schedule-container {
    background: #f8fafc;
    border-radius: var(--border-radius);
    padding: 1.5rem;
}

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

.schedule-description {
    color: var(--text-secondary);
    margin: 0;
}

.payment-milestones {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.payment-milestone {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1rem;
}

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

.milestone-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.remove-milestone {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

.milestone-content .form-grid {
    margin-bottom: 0;
}

/* Enhanced button styles */
.btn-outline {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
}

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

.btn-danger {
    background-color: var(--error-color);
    color: white;
}

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-sm.btn-danger {
    background-color: var(--error-color);
    color: white;
    font-size: 0.875rem;
    padding: 0.375rem 0.75rem;
}

.btn-sm.btn-danger:hover {
    background-color: #dc2626;
    transform: translateY(-1px);
}

/* Responsive adjustments for project form */
@media (max-width: 768px) {
    .schedule-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .milestone-header {
        flex-direction: column;
        gap: 0.5rem;
        align-items: flex-start;
    }
    
    .multi-select-search {
        flex-direction: column;
    }
    
    .card-actions {
        flex-direction: column;
    }
}

/* Project Detail Page Styles */
.breadcrumb {
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb span {
    margin: 0 0.5rem;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--surface-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.project-header-content h1 {
    color: var(--text-primary);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

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

.project-meta span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.project-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

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

.info-card h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.info-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.team-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.progress-overview {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

.project-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.detail-label {
    font-weight: 500;
    color: var(--text-primary);
}

.section {
    margin-bottom: 2rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: var(--surface-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.section-header h2 {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin: 0;
}

.milestone-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.2s ease;
}

.milestone-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-1px);
}

.milestone-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: #f8fafc;
    border-bottom: 1px solid var(--border-color);
}

.milestone-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.milestone-due-date {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.milestone-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.milestone-status-select {
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.9rem;
    background: var(--surface-color);
}

.milestone-body {
    padding: 1.5rem;
}

.milestone-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.milestone-comments {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.milestone-comments h4 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.comment {
    display: flex;
    gap: 0.75rem;
    padding: 1rem;
    background: #f8fafc;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.comment-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.comment-content {
    flex: 1;
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.comment-author {
    font-weight: 600;
    color: var(--text-primary);
}

.comment-date {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.comment-text {
    color: var(--text-secondary);
    line-height: 1.6;
}

.add-comment-section {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.btn-comment {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-comment:hover {
    background: var(--primary-dark);
}

.btn-delete {
    background: var(--error-color);
    color: white;
    border: none;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-delete:hover {
    background: #dc2626;
}

.error-state {
    text-align: center;
    padding: 3rem;
    background: var(--surface-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.error-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.error-state h3 {
    color: var(--error-color);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.error-state p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Mobile Responsive for Project Detail */
@media (max-width: 768px) {
    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .project-header-content h1 {
        font-size: 1.5rem;
    }

    .project-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .project-info-grid {
        grid-template-columns: 1fr;
    }

    .milestone-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .milestone-actions {
        width: 100%;
        justify-content: space-between;
    }

    .comment {
        flex-direction: column;
        gap: 0.5rem;
    }

    .comment-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
}

/* Payment Summary Table Styles */
.payment-summary-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.payment-summary-table th,
.payment-summary-table td {
    text-align: left;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.payment-summary-table th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
}

.payment-summary-row {
    transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.payment-summary-row:hover {
    background-color: #f8fafc;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.payment-summary-row:nth-child(even) {
    background-color: #fafbfc;
}

.payment-summary-row:nth-child(even):hover {
    background-color: #f1f5f9;
}

/* Project Cell Styles */
.project-cell {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.project-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.project-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-active {
    background-color: #dcfce7;
    color: #166534;
}

.status-completed {
    background-color: #dbeafe;
    color: #1e40af;
}

.status-paused {
    background-color: #fef3c7;
    color: #92400e;
}

/* PM Cell Styles */
.pm-cell {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.pm-name {
    font-weight: 500;
    color: var(--text-primary);
}

/* Date Cell Styles */
.date-cell {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.date-indicator {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    text-align: center;
}

.date-cell.overdue .date-indicator {
    background-color: #fecaca;
    color: #dc2626;
}

.date-cell.due-soon .date-indicator {
    background-color: #fde68a;
    color: #d97706;
}

.date-cell.due-safe .date-indicator {
    background-color: #bbf7d0;
    color: #059669;
}

/* Amount Cell Styles */
.amount-cell {
    text-align: right;
    font-weight: 600;
}

.amount-total {
    font-size: 1.1rem;
    color: var(--text-primary);
}

.amount-received {
    font-size: 1rem;
    color: #059669;
    margin-bottom: 0.25rem;
}

.amount-receivable {
    font-size: 1rem;
    font-weight: 700;
}

.amount-pending {
    color: #dc2626;
}

.amount-complete {
    color: #059669;
}

.amount-overpaid {
    color: #7c3aed;
}

.payment-breakdown {
    display: flex;
    gap: 0.5rem;
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

.advance-amount {
    color: #0891b2;
    font-weight: 500;
}

.payment-amount {
    color: #059669;
    font-weight: 500;
}

/* Payment Dropdown Styles */
.payment-dropdown-toggle {
    background: none;
    border: none;
    padding: 6px;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    color: #6b7280;
}

.payment-dropdown-toggle:hover {
    background-color: #f3f4f6;
    color: #374151;
}

.payment-dropdown-toggle.expanded {
    background-color: #dbeafe;
    color: #2563eb;
}

.payment-dropdown-toggle.expanded .chevron-icon {
    transform: rotate(180deg);
}

.chevron-icon {
    width: 16px;
    height: 16px;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.actions-group {
    display: flex;
    gap: 8px;
    align-items: center;
}

.actions-cell {
    white-space: nowrap;
}

.project-cell {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.project-cell .project-name {
    font-weight: 500;
    color: #1f2937;
}

/* Payment Details Row */
.payment-details-row {
    background-color: #f9fafb;
    border-top: 1px solid #e5e7eb;
}

.payment-details-cell {
    padding: 0 !important;
}

.payment-details-container {
    padding: 20px;
    background-color: #ffffff;
    border-left: 4px solid #3b82f6;
    margin: 8px 16px;
    border-radius: 8px;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
}

.payment-details-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid #e5e7eb;
}

.payment-details-header h4 {
    margin: 0;
    color: #1f2937;
    font-size: 1.125rem;
    font-weight: 600;
}

.payment-count {
    color: #6b7280;
    font-size: 0.875rem;
    background-color: #f3f4f6;
    padding: 4px 8px;
    border-radius: 12px;
}

.payment-details-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 20px;
    color: #6b7280;
}

.payment-details-loading .loading-spinner {
    width: 20px;
    height: 20px;
}

.payment-details-content {
    display: none;
}

/* Payment Details List */
.payment-details-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.payment-detail-item {
    background-color: #f8fafc;
    border-radius: 8px;
    padding: 16px;
    border-left: 4px solid #e5e7eb;
    transition: all 0.2s ease;
}

.payment-detail-item:hover {
    border-left-color: #3b82f6;
    transform: translateX(2px);
}

.payment-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.payment-date {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #6b7280;
    font-size: 0.875rem;
}

.calendar-icon {
    width: 14px;
    height: 14px;
}

.payment-amount-detail {
    display: flex;
    align-items: center;
    gap: 8px;
}

.payment-amount-detail .amount {
    font-weight: 600;
    color: #1f2937;
    font-size: 1rem;
}

.payment-type {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 2px 8px;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.payment-type-advance {
    background-color: #fef3c7;
    color: #92400e;
}

.payment-type-payment {
    background-color: #dbeafe;
    color: #1e40af;
}

.payment-description {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    color: #4b5563;
    font-size: 0.875rem;
    line-height: 1.4;
}

.description-icon {
    width: 14px;
    height: 14px;
    margin-top: 2px;
    flex-shrink: 0;
}

/* No Payments Message */
.no-payments-message {
    text-align: center;
    padding: 20px;
    color: #6b7280;
}

.no-payments-message p {
    margin: 0;
    font-style: italic;
}

/* Error Message */
.error-message {
    text-align: center;
    padding: 20px;
    color: #ef4444;
    background-color: #fef2f2;
    border-radius: 8px;
    border: 1px solid #fecaca;
}

.error-message p {
    margin: 0;
}

/* Payment Modal Styles */
.project-payment-info {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 0;
    padding: 2rem;
    margin-bottom: 0;
    border: none;
    border-bottom: 1px solid #e5e7eb;
}

.project-payment-info h4 {
    margin: 0 0 1.5rem 0;
    color: #1f2937;
    font-size: 1.125rem;
    font-weight: 700;
    text-align: center;
}

.payment-summary-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.summary-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 1rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 12px;
    border: 1px solid rgba(226, 232, 240, 0.6);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    text-align: center;
}

.summary-item:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 1) 0%, rgba(248, 250, 252, 1) 100%);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.summary-item label {
    font-size: 0.75rem;
    font-weight: 600;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0;
}

.summary-item span {
    font-size: 1.25rem;
    font-weight: 800;
    margin: 0;
}

/* Enhanced Form Container */
#add-payment-form {
    padding: 2rem;
    background: #ffffff;
}

/* Enhanced Form Styling for Payment Modal */
#add-payment-form .form-group {
    margin-bottom: 1.5rem;
}

#add-payment-form .form-group label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 700;
    color: #1f2937;
    font-size: 0.9rem;
    letter-spacing: 0.025em;
}

#add-payment-form input,
#add-payment-form select,
#add-payment-form textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background-color: #fafbfc;
    font-weight: 500;
    box-sizing: border-box;
}

#add-payment-form input:focus,
#add-payment-form select:focus,
#add-payment-form textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    background-color: #ffffff;
    transform: translateY(-1px);
}

#add-payment-form input:hover,
#add-payment-form select:hover,
#add-payment-form textarea:hover {
    border-color: #d1d5db;
}

#add-payment-form textarea {
    resize: vertical;
    min-height: 100px;
    font-family: inherit;
}

/* Enhanced Form Actions */
#add-payment-form .form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2.5rem;
    padding: 2rem 0 0.5rem 0;
    border-top: 1px solid #e5e7eb;
}

#add-payment-form .btn {
    padding: 1rem 2rem;
    font-weight: 700;
    border-radius: 12px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    letter-spacing: 0.025em;
    position: relative;
    overflow: hidden;
}

#add-payment-form .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

#add-payment-form .btn:hover::before {
    left: 100%;
}

#add-payment-form .btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    flex: 1;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
    text-transform: uppercase;
}

#add-payment-form .btn-primary:hover {
    background: linear-gradient(135deg, #5a67d8 0%, #6c5f8c 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
}

#add-payment-form .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
}

#add-payment-form .btn-secondary {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    color: #475569;
    border: 2px solid #e2e8f0;
    min-width: 120px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

#add-payment-form .btn-secondary:hover {
    background: linear-gradient(135deg, #f1f5f9 0%, #d1d5db 100%);
    border-color: #cbd5e1;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

/* Enhanced Form Help Text */
#add-payment-form .form-help {
    margin-top: 0.75rem;
}

#add-payment-form .form-help small {
    color: #6b7280;
    font-size: 0.85rem;
    font-style: italic;
    display: block;
    line-height: 1.4;
}

/* Payment History Styles */
#payment-history {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

#payment-history h4 {
    margin: 0 0 1rem 0;
}

/* Enhanced Payment Modal Specific Styling */
#project-payment-modal .modal-content {
    max-width: 520px;
    width: 95%;
    border-radius: 20px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border: 1px solid #e5e7eb;
    overflow: hidden;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

#project-payment-modal .modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-bottom: none;
    padding: 1.75rem 2rem 1.5rem 2rem;
    flex-shrink: 0;
}

#project-payment-modal .modal-header h3 {
    font-weight: 700;
    color: white;
    font-size: 1.375rem;
    margin: 0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

#project-payment-modal .modal-close {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.375rem;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

#project-payment-modal .modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: scale(1.05);
}

#project-payment-modal .modal-body {
    background: #ffffff;
    padding: 0;
    flex: 1;
    overflow-y: auto;
    min-height: 0;
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}

#project-payment-modal .modal-body::-webkit-scrollbar {
    width: 6px;
}

#project-payment-modal .modal-body::-webkit-scrollbar-track {
    background: transparent;
}

#project-payment-modal .modal-body::-webkit-scrollbar-thumb {
    background-color: #cbd5e1;
    border-radius: 3px;
}

#project-payment-modal .modal-body::-webkit-scrollbar-thumb:hover {
    background-color: #9ca3af;
}

/* Responsive modal for mobile */
@media (max-width: 640px) {
    #project-payment-modal .modal-content {
        margin: 2% auto;
        width: 96%;
        max-width: none;
        max-height: 95vh;
        border-radius: 16px;
    }
    
    #project-payment-modal .modal-header {
        padding: 1.5rem 1.25rem 1.25rem 1.25rem;
    }
    
    #project-payment-modal .modal-header h3 {
        font-size: 1.25rem;
    }
    
    #project-payment-modal .modal-close {
        width: 36px;
        height: 36px;
    }
    
    .project-payment-info {
        padding: 1.5rem 1.25rem;
    }
    
    .payment-summary-info {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .summary-item {
        padding: 1rem;
    }
    
    #add-payment-form {
        padding: 1.5rem 1.25rem;
    }
    
    #add-payment-form .form-group {
        margin-bottom: 1.25rem;
    }
    
    #add-payment-form input,
    #add-payment-form select,
    #add-payment-form textarea {
        padding: 0.875rem 1rem;
        font-size: 0.9rem;
    }
    
    #add-payment-form .form-actions {
        flex-direction: column;
        gap: 0.75rem;
        margin-top: 2rem;
        padding-top: 1.5rem;
    }
    
    #add-payment-form .btn {
        width: 100%;
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* Enhanced Revenue Card Styles */
.revenue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.revenue-period-selector {
    position: relative;
}

.revenue-period-selector select {
    appearance: none;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    color: #666;
    font-size: 11px;
    padding: 4px 20px 4px 8px;
    min-width: 120px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.revenue-period-selector select:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.revenue-period-selector select:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.2);
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.1);
}

.revenue-period-selector::after {
    content: '▼';
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 10px;
    color: #666;
    pointer-events: none;
}

.cash-info {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cash-info #total-cash {
    font-size: 1.2rem;
    font-weight: 600;
    color: #4ade80;
}

.cash-info .cash-label {
    font-size: 0.85rem;
    color: #94a3b8;
    font-weight: 500;
}

/* Responsive adjustments for revenue card */
@media (max-width: 768px) {
    .revenue-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .revenue-period-selector select {
        font-size: 10px;
        padding: 3px 18px 3px 6px;
        min-width: 100px;
    }
    
    .cash-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    
    .cash-info #total-cash {
        font-size: 1rem;
    }
    
    .cash-info .cash-label {
        font-size: 0.8rem;
    }
}

/* Upcoming Tasks Tab Styles */
.upcoming-tasks-container {
    margin-top: 20px;
}

.upcoming-tasks-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.upcoming-tasks-table th,
.upcoming-tasks-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
}

.upcoming-tasks-table th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85em;
    letter-spacing: 0.5px;
}

.task-row {
    transition: all 0.3s ease;
}

.task-row:hover {
    background-color: #f8fafc;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.task-overdue {
    border-left: 4px solid #ef4444;
    background-color: #fef2f2;
}

.task-due-this-week {
    border-left: 4px solid #f59e0b;
    background-color: #fffbeb;
}

/* Clickable rows */
.clickable-row {
    cursor: pointer;
}

.clickable-row:hover {
    background-color: #f1f5f9;
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.clickable-row.task-overdue:hover {
    background-color: #fecaca;
}

.clickable-row.task-due-this-week:hover {
    background-color: #fed7aa;
}

/* Tasks sections */
.tasks-section {
    margin-bottom: 2rem;
}

.tasks-section .section-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e5e7eb;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.overdue-section .section-title {
    color: #dc2626;
    border-bottom-color: #dc2626;
}

.due-this-week-section .section-title {
    color: #d97706;
    border-bottom-color: #d97706;
}

.due-next-week-section .section-title {
    color: #059669;
    border-bottom-color: #059669;
}

.project-cell {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.project-name {
    font-weight: 600;
    color: #1f2937;
}

.project-status {
    font-size: 0.8em;
}

.milestone-cell {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.milestone-title {
    font-weight: 600;
    color: #1f2937;
}

.milestone-description {
    font-size: 0.85em;
    color: #6b7280;
}

.due-date-cell {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.due-date {
    font-weight: 600;
    color: #1f2937;
}

.due-day {
    font-size: 0.8em;
    color: #6b7280;
}

.overdue-badge {
    background-color: #ef4444;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8em;
    font-weight: 600;
}

.on-time-badge {
    background-color: #22c55e;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8em;
    font-weight: 600;
}

.due-this-week-badge {
    background-color: #f59e0b;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8em;
    font-weight: 600;
}

.not-due-badge {
    background-color: #9ca3af;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8em;
    font-weight: 600;
}

.due-next-week-badge {
    background-color: #059669;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8em;
    font-weight: 600;
}

/* Progress Tab Styles */
.progress-dashboard {
    margin-top: 20px;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.progress-header h3 {
    margin: 0;
    color: #1f2937;
    font-size: 1.5em;
}

.progress-period-selector select {
    padding: 8px 12px;
    border: 2px solid #e5e7eb;
    border-radius: 6px;
    background: white;
    font-size: 0.9em;
    color: #374151;
    cursor: pointer;
    transition: all 0.3s ease;
}

.progress-period-selector select:hover {
    border-color: #667eea;
}

.progress-period-selector select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.progress-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.progress-stat-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
}

.progress-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.progress-stat-card .stat-icon {
    font-size: 2em;
    margin-bottom: 10px;
}

.progress-stat-card .stat-info h3 {
    margin: 0;
    font-size: 2em;
    font-weight: 700;
    color: #1f2937;
}

.progress-stat-card .stat-info p {
    margin: 4px 0 0 0;
    color: #6b7280;
    font-size: 0.9em;
    font-weight: 500;
}

.progress-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.chart-container {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
    display: flex;
    justify-content: center;
    align-items: center;
}

.chart-container canvas {
    max-width: 100%;
    height: auto;
}

/* Responsive Design for New Tabs */
@media (max-width: 768px) {
    .upcoming-tasks-table {
        font-size: 0.85em;
    }
    
    .upcoming-tasks-table th,
    .upcoming-tasks-table td {
        padding: 8px;
    }
    
    .progress-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .progress-charts {
        grid-template-columns: 1fr;
    }
    
    .chart-container {
        padding: 15px;
    }
    
    .progress-header {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .upcoming-tasks-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    .progress-stat-card {
        padding: 15px;
    }
    
    .progress-stat-card .stat-info h3 {
        font-size: 1.5em;
    }
}

/* Notification Styles */
.notification-bell-container {
    position: relative;
}

.notification-bell {
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notification-bell:hover {
    background: rgba(59, 130, 246, 0.1);
}

.bell-icon {
    font-size: 1.2rem;
    color: #6b7280;
}

.notification-bell:hover .bell-icon {
    color: #3b82f6;
}

.notification-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: #ef4444;
    color: white;
    border-radius: 50%;
    min-width: 18px;
    height: 18px;
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.notification-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    width: 400px;
    max-height: 500px;
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.notification-dropdown.show {
    opacity: 1;
    transform: translateY(0);
}

.notification-dropdown-header {
    padding: 16px;
    border-bottom: 1px solid #e5e7eb;
    background: #f9fafb;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notification-dropdown-header h4 {
    margin: 0;
    color: #111827;
    font-size: 1rem;
}

.dropdown-actions {
    display: flex;
    gap: 0.5rem;
}

.dropdown-actions .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.notification-dropdown-list {
    max-height: 400px;
    overflow-y: auto;
}

.dropdown-notification-item {
    padding: 12px 16px;
    border-bottom: 1px solid #f3f4f6;
    cursor: pointer;
    transition: background-color 0.2s ease;
    position: relative;
}

.dropdown-notification-item:hover {
    background: #f9fafb;
}

.dropdown-notification-item.unread {
    background: #eff6ff;
}

.dropdown-notification-item.priority-urgent {
    border-left: 4px solid #ef4444;
}

.dropdown-notification-item.priority-high {
    border-left: 4px solid #f59e0b;
}

.dropdown-notification-item.priority-medium {
    border-left: 4px solid #3b82f6;
}

.dropdown-notification-content {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.dropdown-notification-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.dropdown-notification-details {
    flex: 1;
    min-width: 0;
}

.dropdown-notification-title {
    font-weight: 600;
    color: #111827;
    font-size: 0.875rem;
    margin-bottom: 4px;
}

.dropdown-notification-message {
    color: #6b7280;
    font-size: 0.8rem;
    line-height: 1.4;
    margin-bottom: 4px;
}

.dropdown-notification-time {
    color: #9ca3af;
    font-size: 0.75rem;
}

.unread-indicator {
    position: absolute;
    top: 50%;
    right: 16px;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: #3b82f6;
    border-radius: 50%;
}

.dropdown-empty-state {
    text-align: center;
    padding: 2rem;
    color: #6b7280;
}

.dropdown-empty-state .empty-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.dropdown-view-all {
    text-align: center;
    padding: 12px 16px;
    border-top: 1px solid #e5e7eb;
    background: #f9fafb;
}

.dropdown-view-all a {
    color: #3b82f6;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
}

.dropdown-view-all a:hover {
    text-decoration: underline;
}

/* Notification Tab Styles */
.notifications-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: #f9fafb;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
}

.notifications-header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.notifications-header-left h3 {
    margin: 0;
    color: #111827;
}

.notification-count {
    color: #6b7280;
    font-size: 0.875rem;
    background: #e5e7eb;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
}

.notifications-header-right {
    display: flex;
    gap: 0.5rem;
}

.notification-filters {
    margin-bottom: 1.5rem;
}

.filter-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 1px solid #d1d5db;
    background: white;
    color: #6b7280;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.875rem;
}

.filter-btn:hover {
    background: #f3f4f6;
    border-color: #9ca3af;
}

.filter-btn.active {
    background: #3b82f6;
    color: white;
    border-color: #3b82f6;
}

.notifications-list {
    background: white;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
    overflow: hidden;
}

.notification-date-header {
    background: #f9fafb;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #e5e7eb;
    font-weight: 600;
    color: #374151;
    font-size: 0.875rem;
}

.notification-item {
    border-bottom: 1px solid #f3f4f6;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.notification-item:hover {
    background: #f9fafb;
}

.notification-item.unread {
    background: #eff6ff;
}

.notification-item.priority-urgent {
    border-left: 4px solid #ef4444;
}

.notification-item.priority-high {
    border-left: 4px solid #f59e0b;
}

.notification-item.priority-medium {
    border-left: 4px solid #3b82f6;
}

.notification-item.priority-low {
    border-left: 4px solid #10b981;
}

.notification-content {
    padding: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.notification-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.notification-icon.priority-urgent {
    color: #ef4444;
}

.notification-icon.priority-high {
    color: #f59e0b;
}

.notification-icon.priority-medium {
    color: #3b82f6;
}

.notification-icon.priority-low {
    color: #10b981;
}

.notification-details {
    flex: 1;
    min-width: 0;
}

.notification-title {
    font-weight: 600;
    color: #111827;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.notification-message {
    color: #6b7280;
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.notification-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.notification-time {
    color: #9ca3af;
    font-size: 0.75rem;
}

.notification-project {
    color: #3b82f6;
    font-size: 0.75rem;
    background: #eff6ff;
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
}

.notification-sender {
    color: #6b7280;
    font-size: 0.75rem;
}

.notification-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.notification-actions .btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
}

/* Tab Badge Styles */
.tab-btn .notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: #ef4444;
    color: white;
    border-radius: 50%;
    min-width: 16px;
    height: 16px;
    font-size: 0.7rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tab-btn {
    position: relative;
}

/* Toast Notification Styles */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    max-width: 400px;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    cursor: pointer;
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

.toast.toast-priority-urgent {
    border-left: 4px solid #ef4444;
}

.toast.toast-priority-high {
    border-left: 4px solid #f59e0b;
}

.toast.toast-priority-medium {
    border-left: 4px solid #3b82f6;
}

.toast.toast-priority-low {
    border-left: 4px solid #10b981;
}

.toast-content {
    padding: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.toast-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.toast-details {
    flex: 1;
    min-width: 0;
}

.toast-title {
    font-weight: 600;
    color: #111827;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.toast-message {
    color: #6b7280;
    font-size: 0.8rem;
    line-height: 1.4;
}

.toast-close {
    background: none;
    border: none;
    cursor: pointer;
    color: #9ca3af;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.toast-close:hover {
    color: #6b7280;
}

/* Mobile Responsiveness for Notifications */
@media (max-width: 768px) {
    .notification-dropdown {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        width: 100%;
        max-height: calc(100vh - 60px);
        border-radius: 0;
        border: none;
        border-top: 1px solid #e5e7eb;
    }

    .notifications-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    .notifications-header-right {
        justify-content: center;
    }

    .filter-group {
        justify-content: center;
    }

    .notification-content {
        padding: 0.75rem;
    }

    .notification-actions {
        flex-direction: column;
        gap: 0.25rem;
    }

    .notification-meta {
        flex-direction: column;
        gap: 0.25rem;
        align-items: flex-start;
    }

    .toast-container {
        top: 10px;
        right: 10px;
        left: 10px;
    }

    .toast {
        max-width: none;
    }
}

/* Message Styles */
.message {
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius);
    margin: 0.5rem 0;
    font-weight: 500;
    display: none;
}

.message.info {
    background-color: #dbeafe;
    border: 1px solid #3b82f6;
    color: #1e40af;
}

.message.success {
    background-color: #dcfce7;
    border: 1px solid #10b981;
    color: #065f46;
}

.message.error {
    background-color: #fee2e2;
    border: 1px solid #ef4444;
    color: #991b1b;
}