:root {
    --primary-color: #000000;
    --secondary-color: #333333;
    --background-color: #ffffff;
    --text-color: #333333;
    --light-gray: #f5f5f5;
    --transition-speed: 0.3s;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    line-height: 1.6;
}

/* Auth Page */
.auth-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--background-color);
    background-image: linear-gradient(to bottom right, var(--light-gray), var(--background-color));
}

.auth-container {
    background: var(--background-color);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    width: 100%;
    max-width: 420px;
    transform: translateY(0);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

    .auth-container:hover {
        transform: translateY(-5px);
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
    }

    .auth-container h3 {
        text-align: center;
        margin-bottom: 2rem;
        font-weight: 600;
        color: var(--primary-color);
        font-size: 1.5rem;
    }

.logo-container {
    text-align: center;
    margin-bottom: 2rem;
}

    .logo-container svg {
        margin-bottom: 1rem;
    }

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

    .form-group label {
        display: block;
        margin-bottom: 0.5rem;
        font-weight: 500;
        color: var(--secondary-color);
        transition: all var(--transition-speed) ease;
    }

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    font-size: 1rem;
    transition: all var(--transition-speed) ease;
    background-color: var(--background-color);
    color: var(--text-color);
}

    .form-control:focus {
        outline: none;
        border-color: var(--primary-color);
        box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.05);
    }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    border: none;
    font-size: 1rem;
}

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

    .btn-primary:hover {
        background-color: var(--secondary-color);
        transform: translateY(-2px);
    }

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

    .btn-secondary:hover {
        background-color: rgba(0, 0, 0, 0.05);
    }

.alert-message {
    margin-top: 1rem;
    padding: 1rem;
    background-color: rgba(255, 0, 0, 0.1);
    border-left: 4px solid #ff0000;
    color: #ff0000;
    border-radius: 4px;
}

/* Dashboard */
.dashboard-container {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeIn 0.5s ease-out;
}

    .dashboard-container h3 {
        font-size: 1.75rem;
        margin-bottom: 1.5rem;
        color: var(--primary-color);
        font-weight: 600;
    }

.welcome-message {
    margin-bottom: 2rem;
}

    .welcome-message .username {
        font-weight: 700;
    }

.subtitle {
    color: var(--secondary-color);
    font-size: 1.1rem;
}

.dashboard-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.action-card {
    background: var(--background-color);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    padding: 1.5rem;
    flex: 1;
    min-width: 200px;
    transition: all var(--transition-speed) ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    cursor: pointer;
}

    .action-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        border-color: rgba(0, 0, 0, 0.12);
    }

    .action-card h4 {
        margin-top: 0;
        color: var(--primary-color);
        font-weight: 600;
    }

    .action-card p {
        color: var(--secondary-color);
        margin-bottom: 1rem;
    }

.action-icon {
    font-size: 1.5rem;
    text-align: right;
    color: var(--primary-color);
    opacity: 0;
    transition: all var(--transition-speed) ease;
}

.action-card:hover .action-icon {
    opacity: 1;
}

.action-card.secondary {
    background-color: transparent;
    border: 1px solid rgba(0, 0, 0, 0.2);
}

    .action-card.secondary:hover {
        background-color: rgba(0, 0, 0, 0.02);
    }

.action-result {
    margin-top: 2rem;
    background: var(--light-gray);
    padding: 1.5rem;
    border-radius: 12px;
    animation: fadeIn 0.5s ease-out;
}

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

    .result-header h4 {
        margin: 0;
        color: var(--primary-color);
    }

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--secondary-color);
    transition: all var(--transition-speed) ease;
}

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

/* Layout */
.page {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.sidebar {
    background: var(--background-color);
    border-right: 1px solid rgba(0, 0, 0, 0.08);
    width: 250px;
}

.top-row {
    background: var(--background-color);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    justify-content: flex-end;
    height: 3.5rem;
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
}

.navbar-brand {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color) !important;
}

.nav-link {
    color: var(--secondary-color) !important;
    border-radius: 8px;
    transition: all var(--transition-speed) ease;
    padding: 0.5rem 1rem !important;
    margin: 0.25rem 0;
}

    .nav-link:hover {
        color: var(--primary-color) !important;
        background: rgba(0, 0, 0, 0.03);
    }

    .nav-link.active {
        color: var(--primary-color) !important;
        font-weight: 500;
        background: rgba(0, 0, 0, 0.05);
    }

.content {
    flex: 1;
    padding-top: 1.5rem;
}

/* Landing Page */
.landing-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 2rem;
    text-align: center;
    animation: fadeIn 0.6s ease-out;
}

    .landing-container h1 {
        font-size: 2.5rem;
        margin-bottom: 1.5rem;
        color: var(--primary-color);
        font-weight: 700;
    }

    .landing-container p {
        font-size: 1.25rem;
        margin-bottom: 2.5rem;
        color: var(--secondary-color);
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

/* Loading Animation */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 200px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
    margin-bottom: 1rem;
}

/* Not Found Page */
.not-found-container {
    text-align: center;
    padding: 4rem 2rem;
    max-width: 600px;
    margin: 0 auto;
}

    .not-found-container h1 {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }

    .not-found-container p {
        font-size: 1.25rem;
        margin-bottom: 2rem;
    }

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .auth-container {
        padding: 1.5rem;
        margin: 1rem;
    }

    .dashboard-actions {
        flex-direction: column;
    }

    .action-card {
        min-width: 100%;
    }

    .sidebar {
        width: 100%;
    }

    .page {
        flex-direction: column;
    }

    .landing-container {
        padding: 2rem 1rem;
    }

        .landing-container h1 {
            font-size: 2rem;
        }
}

/* Add to your existing CSS */
.form-group {
    margin-bottom: 1rem;
}

.form-control {
    width: 100%;
    padding: 0.375rem 0.75rem;
}

.button-group {
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
}

.form-check {
    padding-left: 1.25rem;
}
/* Add to your existing styles */
.form-control-plaintext {
    padding: 0.375rem 0;
    border-bottom: 1px solid #dee2e6;
}

.button-group {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Time input styling */
input[type="time"] {
    margin-left: 0.5rem;
    padding: 0.375rem 0.75rem;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
}
.search-box {
    display: block;
    margin: 20px auto;
    width: 300px;
    padding: 10px;
    font-size: 16px;
}

.styled-table {
    width: 90%;
    margin: auto;
    border-collapse: collapse;
    text-align: left;
}

    .styled-table th, .styled-table td {
        padding: 12px;
        border-bottom: 1px solid #ddd;
    }

    .styled-table tr:hover {
        background-color: #f1f1f1;
    }